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北师大小学数学二年级上册乘除法口算题(1)


7× 0= 5× 0= 7× 9= 4× 3= 5× 3= 8× 6= 7× 8= 5× 7= 6× 3= 1× 5= 6× 1= 1× 5= 7× 9= 4× 6=

7× 6= 0× 4= 6× 8= 6× 2= 0× 7= 2× 0= 1× 8= 6× 3= 5× 6= 9× 5= 9× 4= 6× 1= 5× 9= 1× 3=

3× 7= 4× 1= 8× 9= 5× 1= 0× 8= 4× 4= 2× 5= 7× 5= 1× 6= 4× 5= 3× 3= 6× 2= 4× 8= 4× 0=

5× 5= 0× 9= 7× 5= 6× 2= 7× 5= 8× 5= 1× 3= 1× 3= 4× 0= 6× 2= 8× 6= 6× 7= 7× 9= 8× 7=

第 1 页

5× 6= 0× 5= 3× 6= 6× 5= 5× 3= 2× 4= 0× 8= 8× 5= 4× 6= 6× 7= 5× 2= 8× 7= 6× 3= 7× 8=

3× 4= 3× 2= 6× 5= 7× 2= 0× 4= 9× 4= 2× 2= 6× 5= 4× 3= 9× 1= 4× 4= 5× 3= 9× 3= 4× 8=

4× 7= 8× 7= 1× 7= 0× 7= 9× 4= 7× 9= 7× 4= 9× 2= 2× 5= 6× 2= 5× 3= 2× 7= 3× 5= 7× 0=

7× 9= 7× 6= 4× 7= 5× 1= 3× 2= 4× 5= 7× 6= 3× 6= 5× 6= 6× 2= 6× 9= 7× 7= 9× 0= 5× 0=

第 2 页

0× 6= 3× 4= 1× 6= 6× 6= 4× 7= 6× 4= 3× 1= 5× 7= 1× 1= 7× 1= 2× 3= 9× 4= 3× 2= 6× 2=

2× 5= 5× 8= 5× 3= 9× 4= 3× 4= 2× 8= 8× 3= 5× 7= 3× 3= 4× 6= 5× 7= 3× 7= 7× 9= 2× 3=

5× 3= 1× 6= 9× 0= 5× 4= 4× 8= 7× 3= 9× 5= 1× 3= 9× 8= 5× 4= 9× 3= 5× 2= 6× 0= 0× 0=

9× 3= 9× 3= 8× 3= 6× 6= 6× 5= 7× 2= 0× 4= 0× 7= 4× 3= 9× 5= 5× 9= 2× 0= 7× 3= 3× 9=

第 3 页

2× 5= 7× 1= 4× 5= 0× 1= 9× 6= 7× 5= 3× 2= 2× 4= 3× 7= 6× 5= 2× 6= 3× 5= 5× 4= 1× 8=

3× 5= 6× 2= 7× 8= 5× 8= 9× 8= 5× 4= 8× 8= 7× 9= 3× 9= 5× 7= 2× 9= 7× 7= 4× 7= 1× 8=

6× 2= 2× 0= 3× 8= 3× 6= 8× 9= 3× 1= 2× 3= 9× 4= 4× 9= 7× 0= 0× 8= 8× 6= 0× 3= 8× 4=

4× 0= 4× 3= 0× 7= 9× 7= 0× 0= 4× 8= 8× 6= 8× 8= 8× 6= 7× 6= 3× 0= 5× 9= 6× 8= 1× 8=

第 4 页

5× 6= 8× 3= 2× 6= 3× 3= 1× 4= 9× 1= 4× 5= 6× 4= 6× 3= 9× 0= 2× 0= 1× 1= 0× 1= 6× 1=

2× 9= 2× 4= 0× 1= 3× 3= 0× 1= 6× 3= 4× 0= 7× 2= 5× 1= 3× 1= 1× 0= 4× 2= 4× 7= 3× 6=

0× 5= 2× 8= 5× 6= 3× 7= 5× 5= 4× 4= 4× 4= 6× 1= 6× 3= 4× 1= 2× 9= 5× 9= 1× 3= 4× 3=

2× 3= 0× 9= 5× 2= 4× 7= 0× 5= 8× 8= 7× 3= 8× 1= 9× 8= 5× 7= 5× 8= 8× 2= 4× 7= 5× 4=

第 5 页

4× 5= 3× 8= 7× 1= 5× 3= 7× 6= 7× 2= 7× 2= 2× 3= 9× 9= 2× 5= 8× 1= 8× 7= 1× 9= 7× 2=

3× 4= 3× 5= 4× 2= 5× 5= 3× 5= 4× 8= 7× 3= 2× 4= 7× 8= 8× 2= 8× 2= 4× 9= 8× 5= 5× 6=

9× 5= 3× 1= 0× 0= 4× 0= 4× 8= 0× 7= 3× 8= 2× 1= 4× 5= 2× 4= 0× 0= 1× 6= 6× 8= 1× 8=

7× 0= 6× 1= 8× 8= 7× 8= 4× 6= 4× 2= 7× 6= 0× 4= 6× 8= 6× 2= 0× 7= 2× 0= 1× 8= 6× 3=

第 6 页

4× 2= 8× 8= 1× 9= 8× 5= 7× 1= 1× 4= 3× 0= 0× 2= 8× 7= 2× 2= 9× 3= 3× 4= 2× 6= 3× 9=

9× 2= 7× 3= 7× 2= 9× 3= 9× 2= 5× 5= 9× 5= 9× 4= 3× 2= 7× 5= 5× 2= 8× 3= 7× 2= 2× 3=

0× 0= 3× 8= 3× 7= 1× 1= 3× 2= 2× 8= 5× 6= 3× 9= 7× 1= 4× 8= 1× 8= 1× 4= 9× 5= 7× 7=

5× 6= 9× 5= 9× 4= 6× 1= 5× 9= 1× 3= 3× 4= 3× 2= 6× 5= 7× 2= 0× 4= 9× 4= 2× 2= 6× 5=

第 7 页

6× 7= 7× 4= 5× 5= 0× 9= 7× 5= 6× 2= 7× 5= 8× 5= 1× 3= 1× 3= 4× 0= 6× 2= 8× 6= 6× 7=

9× 9= 2× 5= 8× 1= 8× 7= 1× 9= 7× 2= 4× 2= 8× 8= 1× 9= 8× 5= 7× 1= 1× 4= 3× 0= 0× 2=

3× 4= 1× 1= 4× 9= 2× 6= 7× 5= 1× 7= 0× 6= 2× 7= 1× 4= 3× 4= 8× 1= 3× 8= 2× 6= 9× 5=

4× 3= 9× 1= 2× 9= 4× 7= 2× 2= 1× 6= 4× 5= 2× 4= 2× 2= 6× 1= 6× 1= 4× 7= 8× 1= 4× 5=

第 8 页

7× 9= 8× 7= 7× 9= 7× 6= 4× 7= 5× 1= 3× 2= 4× 5= 7× 6= 3× 6= 5× 6= 6× 2= 6× 9= 7× 7=

8× 7= 2× 2= 9× 3= 3× 4= 2× 6= 3× 9= 6× 7= 7× 4= 2× 5= 3× 2= 9× 7= 7× 4= 2× 3= 4× 2=

0× 4= 9× 5= 8× 1= 1× 1= 7× 9= 8× 6= 1× 9= 7× 6= 4× 4= 2× 9= 3× 4= 3× 9= 7× 5= 0× 2=

2× 9= 5× 0= 2× 6= 5× 8= 7× 9= 1× 0= 7× 0= 6× 3= 8× 6= 0× 6= 1× 7= 8× 6= 6× 9= 4× 5=

第 9 页

9× 0= 5× 0= 9× 3= 9× 3= 8× 3= 6× 6= 6× 5= 7× 2= 0× 4= 0× 7= 4× 3= 9× 5= 5× 9= 2× 0=

2× 6= 3× 2= 3× 5= 9× 2= 2× 4= 8× 2= 6× 9= 3× 7= 8× 5= 9× 3= 7× 7= 8× 2= 6× 9= 5× 8=

4× 2= 3× 3= 1× 6= 4× 9= 1× 4= 2× 0= 6× 4= 8× 7= 9× 8= 9× 0= 5× 9= 0× 1= 6× 4= 4× 9=

1× 5= 7× 2= 5× 7= 7× 9= 4× 0= 0× 9= 8× 7= 7× 8= 1× 6= 8× 1= 2× 3= 5× 7= 0× 9= 2× 3=

第 10 页

7× 3= 3× 9= 4× 0= 4× 3= 0× 7= 9× 7= 0× 0= 4× 8= 8× 6= 8× 8= 8× 6= 7× 6= 3× 0= 5× 9=

5× 6= 2× 3= 2× 6= 7× 6= 3× 8= 2× 1= 4× 5= 2× 4= 0× 0= 1× 6= 6× 8= 1× 8= 0× 0= 3× 8=

7× 2= 4× 1= 1× 3= 3× 7= 8× 9= 7× 1= 3× 2= 7× 7= 0× 1= 9× 6= 9× 7= 1× 1= 5× 8= 9× 8=

2× 8= 4× 9= 6× 1= 2× 7= 2× 4= 9× 0= 5× 2= 9× 0= 3× 7= 6× 1= 5× 0= 8× 9= 5× 8= 1× 9=

第 11 页

6× 8= 1× 8= 2× 3= 0× 9= 5× 2= 4× 7= 0× 5= 8× 8= 7× 3= 8× 1= 9× 8= 5× 7= 5× 8= 8× 2=

3× 7= 1× 1= 3× 2= 2× 8= 5× 6= 3× 9= 7× 1= 4× 8= 1× 8= 1× 4= 9× 5= 7× 7= 3× 4= 1× 1=

7× 6= 8× 9= 2× 9= 1× 2= 9× 0= 6× 5= 2× 4= 7× 1= 5× 8= 8× 5= 1× 8= 0× 6= 8× 8= 5× 1=

9× 1= 8× 1= 6× 4= 9× 1= 3× 9= 3× 7= 1× 8= 2× 5= 2× 0= 3× 6= 4× 9= 8× 8= 6× 5= 0× 1=

第 12 页

4× 7= 5× 4= 7× 0= 6× 1= 8× 8= 7× 8= 4× 6= 4× 2= 7× 6= 0× 4= 6× 8= 6× 2= 0× 7= 2× 0=

4× 6= 8× 3= 5× 5= 4× 4= 5× 4= 6× 9= 5× 7= 6× 6= 3× 4= 9× 3= 7× 9= 7× 8= 3× 3= 9× 3=

7× 1= 0× 1= 3× 9= 1× 5= 5× 9= 7× 5= 3× 3= 5× 1= 9× 9= 0× 8= 2× 5= 9× 3= 0× 2= 8× 2=

4× 9= 9× 8= 6× 0= 6× 1= 6× 6= 8× 2= 9× 0= 7× 9= 8× 8= 7× 9= 3× 9= 5× 7= 2× 9= 7× 7=

第 13 页

1× 8= 6× 3= 5× 6= 9× 5= 9× 4= 6× 1= 5× 9= 1× 3= 3× 4= 3× 2= 6× 5= 7× 2= 0× 4= 9× 4=

2× 5= 2× 8= 7× 6= 3× 8= 2× 6= 8× 4= 5× 3= 1× 6= 9× 0= 4× 8= 3× 0= 5× 9= 6× 8= 1× 8=

5× 2= 0× 6= 4× 8= 8× 2= 0× 8= 2× 4= 4× 8= 6× 7= 8× 7= 1× 7= 4× 6= 5× 0= 1× 2= 0× 6=

4× 7= 1× 8= 2× 9= 2× 4= 0× 1= 3× 3= 0× 1= 6× 3= 4× 0= 7× 2= 5× 1= 3× 1= 1× 0= 4× 2=

第 14 页

2× 2= 6× 5= 4× 3= 9× 1= 2× 9= 4× 7= 2× 2= 1× 6= 4× 5= 2× 4= 2× 2= 6× 1= 6× 1= 4× 7=

2× 3= 0× 9= 5× 2= 4× 7= 0× 5= 8× 8= 7× 3= 8× 1= 9× 8= 5× 7= 5× 8= 8× 2= 4× 7= 5× 4=

3× 3= 3× 4= 5× 6= 7× 1= 7× 0= 5× 0= 7× 9= 4× 3= 5× 3= 8× 6= 7× 8= 5× 7= 6× 3= 1× 5=

4× 7= 3× 6= 3× 4= 3× 5= 3× 7= 4× 1= 8× 9= 5× 1= 0× 8= 4× 4= 2× 5= 7× 5= 1× 6= 4× 5=

第 15 页

8× 1= 4× 5= 2× 9= 5× 0= 2× 6= 5× 8= 7× 9= 1× 0= 7× 0= 6× 3= 8× 6= 0× 6= 1× 7= 8× 6=

7× 0= 6× 1= 8× 8= 7× 8= 4× 6= 4× 2= 5× 8= 1× 9= 9× 1= 8× 1= 6× 4= 9× 1= 3× 9= 3× 7=

6× 1= 1× 5= 7× 9= 4× 6= 5× 6= 0× 5= 3× 6= 6× 5= 5× 3= 2× 4= 0× 8= 8× 5= 4× 6= 6× 7=

3× 3= 6× 2= 4× 8= 4× 0= 4× 7= 8× 7= 1× 7= 0× 7= 9× 4= 7× 9= 7× 4= 9× 2= 2× 5= 6× 2=

第 16 页

6× 9= 4× 5= 1× 5= 7× 2= 5× 7= 7× 9= 4× 0= 0× 9= 8× 7= 7× 8= 1× 6= 8× 1= 2× 3= 5× 7=

1× 8= 2× 5= 2× 0= 3× 6= 4× 9= 8× 8= 6× 5= 0× 1= 4× 9= 9× 8= 6× 0= 6× 1= 6× 6= 8× 2=

5× 2= 8× 7= 6× 3= 7× 8= 0× 6= 3× 4= 1× 6= 6× 6= 4× 7= 6× 4= 3× 1= 5× 7= 1× 1= 7× 1=

5× 3= 2× 7= 3× 5= 7× 0= 5× 3= 1× 6= 9× 0= 5× 4= 4× 8= 7× 3= 9× 5= 1× 3= 9× 8= 5× 4=

第 17 页

0× 9= 2× 3= 2× 8= 4× 9= 6× 1= 2× 7= 2× 4= 9× 0= 5× 2= 9× 0= 3× 7= 6× 1= 5× 0= 8× 9=

9× 0= 7× 9= 2× 6= 3× 5= 5× 4= 1× 8= 5× 6= 8× 3= 2× 6= 3× 3= 1× 4= 9× 1= 4× 5= 6× 4=

2× 3= 9× 4= 3× 2= 6× 2= 2× 5= 7× 1= 4× 5= 0× 1= 9× 6= 7× 5= 3× 2= 2× 4= 3× 7= 6× 5=

9× 3= 5× 2= 6× 0= 0× 0= 6× 2= 2× 0= 3× 8= 3× 6= 8× 9= 3× 1= 2× 3= 9× 4= 4× 9= 7× 0=

第 18 页

15÷ 3= 81÷ 9= 48÷ 8= 64÷ 8= 56÷ 7= 35÷ 5= 14÷ 7= 16÷ 4= 36÷ 4= 56÷ 7= 15÷ 5= 63÷ 9= 10÷ 5= 28÷ 7=

6× 3= 9× 0= 2× 0= 1× 1= 0× 1= 6× 1= 4× 5= 3× 8= 7× 1= 5× 3= 7× 6= 7× 2= 0× 8= 8× 6=

20÷ 4= 10÷ 2= 45÷ 5= 40÷ 5= 42÷ 6= 30÷ 6= 18÷ 6= 35÷ 7= 18÷ 3= 81÷ 9= 48÷ 8= 64÷ 8= 9÷ 3= 30÷ 6=

49÷ 7= 12÷ 4= 21÷ 3= 27÷ 9= 28÷ 4= 20÷ 4= 24÷ 4= 27÷ 9= 15÷ 3= 10÷ 2= 45÷ 5= 49÷ 7= 20÷ 5= 36÷ 4=

第 19 页

42÷ 7= 14÷ 7= 72÷ 9= 21÷ 3= 14÷ 7= 24÷ 3= 62-8= 38+29= 53-27= 6× 2= 15= 41= 83= 79= 57+23= 27= 47= 24=

0× 3= 8× 4= 0× 5= 2× 8= 5× 6= 3× 7= 5× 5= 4× 4= 4× 4= 6× 1= 6× 3= 4× 1= 2× 9= 5× 9=

63÷ 7= 16÷ 8= 27÷ 3= 16÷ 4= 8÷ 4= 9÷ 3= 0× 9= 7+46= 19+26= 84-27= 15= 59= 85= 32=

64÷ 8= 15÷ 5= 20÷ 4= 15÷ 3= 25÷ 5= 49÷ 7= 0÷ 8= 75-37= 61-27= 80-17= 37= 87= 79= 16=

第 20 页

86= 78= 89= 66= 56= 33= 71= 32= 25= 23= 58= 0× 7= 2× 0= 1× 8=

83= 71= 32= 58= 87= 79= 17= 99= 99= 94= 33= 2× 9= 7× 7= 4× 7=

1× 3= 4× 3= 9× 5= 3× 1= 0× 0= 4× 0= 4× 8= 0× 7= 3× 9= 6× 9= 4× 7= 5× 5-20= 8× 5= 1× 5=

23= 56= 63= 58= 84= 21= 74= 28= 71= 69= 12= 8× 1= 8× 7= 1× 9=

41= 57= 72= 96= 58= 56= 38= 29= 48= 92= 77= 0× 0= 1× 6= 6× 8=

第 21 页

6× 3= 5× 6= 9× 5= 9× 4= 6× 1= 6× 5= 25÷ 8= 44÷ 3= 15÷ 6= 62÷ 9= 64÷ 8= 22÷ 8= 25÷ 4= 81÷ 9=

1× 8= 2× 9= 2× 4= 0× 1= 3× 3= 5× 1= 34÷ 4= 56÷ 7= 45÷ 6= 48÷ 8= 30÷ 7= 20÷ 3= 20÷ 8= 10÷ 3=

8× 9= 7× 4= 4× 4= 6× 6= 2× 5= 7× 3= 7× 3= 9× 8= 3× 6= 9× 7= 3× 4= 8× 8= 5× 9= 9× 4=

7× 2= 4× 2= 8× 8= 1× 9= 8× 5= 8× 7= 9× 5= 8× 2= 3× 9= 4× 9= 70÷ 8= 4× 5= 30÷ 6= 17÷ 3=

1× 8= 0× 0= 3× 8= 3× 7= 1× 1= 7× 1= 5× 5= 26÷ 5= 3× 4= 1× 8= 16÷ 9= 3× 3= 3× 8= 5× 6=

第 22 页

25÷ 6= 38÷ 7= 10÷ 4= 32÷ 8= 25÷ 5= 63÷ 9= 24÷ 9= 10÷ 2= 12÷ 5= 16÷ 8= 35÷ 5= 8÷ 4= 36÷ 9= 64÷ 8=

6÷ 5= 14÷ 8= 24÷ 8= 32÷ 4= 49÷ 6= 42÷ 7= 32÷ 8= 4÷ 1= 18÷ 3= 10÷ 2= 12÷ 3× 8= 6× 6÷ 4= 24÷ 6= 42÷ 6=

7× 6= 5× 6= 5× 6= 7× 7= 8× 3= 8× 6= 6× 3= 9× 3= 4× 6= 7× 9= 2× 7= 3× 8= 4× 6= 9× 2=

6× 7= 2× 9= 64÷ 8= 5× 6= 5× 9= 17÷ 2= 3× 7= 10× 7= 23÷ 6= 72÷ 9= 32÷ 6= 4× 8= 9× 8= 27÷ 8=

4× 8= 23÷ 9= 22÷ 3= 3× 3= 9× 2= 5× 3= 5× 9= 56÷ 6= 5× 5= 2× 4= 2× 3= 18÷ 8= 8× 7= 42÷ 5=

第 23 页

35÷ 7= 63÷ 7= 8× 2÷ 4= 56÷ 7× 5= 30÷ 6= 30÷ 6= 5÷ 5= 64÷ 8= 42÷ 7= 36÷ 4= 9÷ 3= 54÷ 6= 36÷ 4= 42÷ 6=

15÷ 3= 24÷ 4= 56÷ 8= 63÷ 9= 21÷ 3= 15÷ 5= 30÷ 6= 16÷ 8= 49÷ 7= 36÷ 6= 45÷ 5= 12÷ 6= 32÷ 4= 28÷ 7=

4× 7= 8× 0= 4× 3= 3× 2= 9× 6= 5× 6= 7× 7= 2× 8= 6× 8= 7× 5= 8× 8= 6× 3= 9× 3= 4× 6=

21÷ 7= 49÷ 7= 5× 3= 4× 6= 48÷ 8= 9× 2= 36÷ 9= 6× 4= 3× 8= 5× 6-6= 40÷ 5= 9× 7-13 8× 8= 8× 7=

48÷ 7= 19÷ 8= 7× 7= 56÷ 8= 8× 7= 2× 8= 10× 9= 9× 9= 2× 10= 3× 6= 56÷ 8= 8÷ 8= 43-8× 4= 5× 9=

第 24 页

30÷ 6= 36÷ 4= 48÷ 8+7= 10-8÷ 1= 3× 8÷ 4= 72÷ 8= 27÷ 9= 8÷ 2= 32÷ 8= 8÷ 1= 14÷ 7= 64÷ 8= 72÷ 8= 9÷ 1=

63÷ 7= 81÷ 9= 18÷ 9= 5÷ 1= 35÷ 5= 48÷ 8+7= 54÷ 6+33= 30÷ 6= 36÷ 4= 11-40÷ 8= 27÷ 3+6= 56÷ 7-3= 49÷ 9+7= 4× 3÷ 2=

8× 5= 8× 7= 9× 9= 7× 9= 4× 4= 2× 9= 6× 1= 6× 6= 1× 4= 4× 5= 8× 6= 9× 8 9× 2+4= 6× 3+3=

5× 6= 9× 3= 27÷ 4= 5× 4= 36÷ 6= 7× 8= 9× 3= 42÷ 6= 2× 7= 27÷ 3= 9× 8= 56÷ 7= 20÷ 5= 64÷ 8=

16÷ 2= 4× 8= (49+7)÷ 7= 32÷ 8= 9× 2= 4× 6= 17÷ 3= 24÷ 6= 8× 7= 8× 3= 0× 9= 30÷ 6= 9× 9= 48÷ 6=

第 25 页

3× 8÷ 4= 72÷ 8= 12÷ 6= 30÷ 6= 7× 4= 0× 6= 9× 6= 8× 3= 6× 6= 2× 5= 6× 4= 2× 7= 3× 5= 5× 7=

6÷ 3× 7= 8÷ 4× 3= 12÷ 4+18= 16÷ 4× 8= 8÷ 4+48= 25÷ 5+36= 2× 8÷ 4= 8× 9÷ 9= 36÷ 6÷ 3= 9÷ 9× 6= 42÷ 7× 6= 14÷ 7+25= 15÷ 5+8= 16÷ 8+30

3× 9-6= 2× 8-5= 7× 7-6= 77-2× 2= 70-5× 2= 5× 4+4= 4+9× 9= 30+5× 7= 65-2× 3= 33+2× 7= 5× 7= 5× 9= 6× 1= 6× 3=

2× 2× 8= 2× 2+30= 27÷ 3÷ 3= 25÷ 5= 56÷ 8= 5× 2= 21÷ 3= 9÷ 1= 3× 9= 4× 9= 4× 5= 2× 4= 6× 7= 9× 4=

4× 3= 18÷ 3= 8× 6= 5× 9= 4× 6+6= 2× 3× 6= 3× 6+4 3× 6-4= 64÷ 8÷ 8= 3× 8÷ 6= 7× 4= 36÷ 9= 15÷ 5= 2× 4=

第 26 页

2× 5= 7÷ 1= 20÷ 4= 4× 5= 4× 6= 8× 7= 5× 4= 8× 3= 7× 9= 5× 5= 4× 8= 2× 2= 6× 5= 6× 7=

10-8÷ 1= 54÷ 9= 49÷ 7= 42÷ 7= 35÷ 7= 24÷ 3= 12÷ 3= 27÷ 3= 32÷ 4= 45÷ 9= 42÷ 6= 8÷ 8= 2× 9÷ 3 21÷ 7

6× 4= 2× 3= 8× 7= 18÷ 9= 5× 6 8× 7= 3× 9+6= 5× 5= 5× 5= 6× 3-9= 1× 6+12= 4× 3+8= 6× 4+10= 6× 3+8=

7× 5= 56÷ 7= 8÷ 8= 18÷ 2= 9÷ 9= 40÷ 8= 64÷ 8= 27÷ 9= 4× 9= 8÷ 2= 32÷ 8= 8÷ 1= 9× 9= 4× 8-5=

5× 7= 32÷ 8= 9× 6= 48÷ 8= 3× 3= 5× 5= 6× 2= 3× 8= 4× 8= 8× 9= 2× 2= 3× 3= 9× 2= 5× 3=

第 27 页

6× 9= 7× 2= 7× 5= 7× 8= 8× 1= 8× 3= 8× 2= ()× 6=30 9× 9= 5× 9= ()×4=20 6+2× 8 70-5× 9= 8× 9+21=

63÷ 7 9× 9= 3× 2= 9× 6= 7× 7= 2× 8= 9÷ 3 10÷ 5 8× 2 24÷ 6 5× 1= 2× 8 6× 6÷ 4= 4× 4=

2× 5+17= 7× 8= 8× 2= 3× 4= 5× 8= 9× 98= 72÷ 9= 36÷ 6= 81÷ 9= 24÷ 3= 42÷ 7= 21÷ 3= 4× 9= 6× 6=

27÷ 3+6= 56÷ 7-3= 49÷ 9+7= 4× 3÷ 2= 6÷ 3× 7= 8÷ 4× 3= 6× 5+37= 12÷ 4+18= 16÷ 4× 8= 8÷ 4+48= 25÷ 5+36= 6×8—42= 2× 8÷ 4= 8× 9÷ 9=

5× 9= 9× 7= 30÷ 5= 7÷ 1= 40÷ 8= 56÷ 7= 4× 2= ()× 8=48 9× 6= 10÷ 5= 32÷ 8= 15÷ 3= 14÷ 7= 64÷ 8=

第 28 页

7+1× 8= 8× 5-7= 9× 3-8= 4× 5+44= 24-6× 3= 4× 8-5= 6× 5+37= 6×8—42= 7× 5-8= 8× 9-8= 1× 2+20= 7× 7+8= 6× 5+37= 7× 8=

4× 6= 5× 1= 5× 3= 5× 4= 7× 3= 6× 6= 7× 8= 2× 6= 4× 1= 10× 8= 3× 6= 9× 6= 2× 7= 9× 3=

6× 8= 7× 3= 7× 6= 5× 2= 42÷ 7= 35÷ 7= 24-6× 3= 4× 2= 30÷ 5= 4× 7= 32÷ 8= 8÷ 1= 4× 9= 6× 7=

36÷ 6÷ 3= 9÷ 9× 6= 42÷ 7× 6= 7× 5-8= 14÷ 7+25= 15÷ 5+8= 8× 9-8= 1× 2+20= 16÷ 8+30 7× 7+8= 54÷ 6+33= 15-45÷ 9= 11-40÷ 8= 7÷ 7=

6× 3= 9× 9= 72÷ 8= 9÷ 1= 7÷ 7= 8× 9+21= 5× 7= 72÷ 9= 36÷ 6= 81÷ 9= 24÷ 3= 42÷ 7= 21÷ 3= 4× 8=

第 29 页

4× 8= 4× 7= 5× 8= 9× 8= 7× 6= 8× 9= 2× 9= 1× 2= 9× 0= 6× 5= 2× 4= 7× 1= 5× 8= 8× 5=

6× 2= 6× 5= 2× 6= 3× 2= 9× 1= 3× 4= 3× 9= 3× 9= 7× 5= 7× 3= 1× 6= 4× 9= 1× 4= 6× 4=

64÷ 8= 5× 3= 1× 8= 0× 6= 8× 8= 5× 1= 7× 1= 0× 1= 3× 9= 1× 5= 5× 9= 7× 5= 3× 3= 5× 1=

8× 9+21= 5× 7= 9× 9= 0× 8= 2× 5= 9× 3= 0× 2= 8× 2= 5× 2= 0× 6= 4× 8= 8× 2= 0× 8= 2× 4=

54÷ 9= 49÷ 7= 4× 8= 6× 7= 8× 7= 1× 7= 4× 6= 5× 0= 1× 2= 0× 6= 3× 3= 3× 4= 5× 6= 7× 1=

第 30 页

4× 9= 2× 6= 7× 5= 1× 7= 0× 6= 2× 7= 1× 4= 3× 4= 8× 1= 3× 8= 2× 6= 9× 5= 0× 4= 9× 5=

7× 0= 5× 0= 7× 9= 4× 3= 5× 3= 8× 6= 7× 8= 5× 7= 6× 3= 1× 5= 6× 1= 1× 5= 7× 9= 4× 6=

7× 6= 0× 4= 6× 8= 6× 2= 0× 7= 2× 0= 1× 8= 6× 3= 5× 6= 9× 5= 9× 4= 6× 1= 5× 9= 1× 3=

3× 7= 4× 1= 8× 9= 5× 1= 0× 8= 4× 4= 2× 5= 7× 5= 1× 6= 4× 5= 3× 3= 6× 2= 4× 8= 4× 0=

5× 5= 0× 9= 7× 5= 6× 2= 7× 5= 8× 5= 1× 3= 1× 3= 4× 0= 6× 2= 8× 6= 6× 7= 7× 9= 8× 7=

第 31 页

8× 1= 1× 1= 7× 9= 8× 6= 1× 9= 7× 6= 4× 4= 2× 9= 3× 4= 3× 9= 7× 5= 0× 2= 4× 2= 3× 3=

5× 6= 0× 5= 3× 6= 6× 5= 5× 3= 2× 4= 0× 8= 8× 5= 4× 6= 6× 7= 5× 2= 8× 7= 6× 3= 7× 8=

3× 4= 3× 2= 6× 5= 7× 2= 0× 4= 9× 4= 2× 2= 6× 5= 4× 3= 9× 1= 4× 4= 5× 3= 9× 3= 4× 8=

4× 7= 8× 7= 1× 7= 0× 7= 9× 4= 7× 9= 7× 4= 9× 2= 2× 5= 6× 2= 5× 3= 2× 7= 3× 5= 7× 0=

7× 9= 7× 6= 4× 7= 5× 1= 3× 2= 4× 5= 7× 6= 3× 6= 5× 6= 6× 2= 6× 9= 7× 7= 9× 0= 5× 0=

第 32 页

1× 6= 4× 9= 1× 4= 2× 0= 6× 4= 8× 7= 9× 8= 9× 0= 5× 9= 0× 1= 6× 4= 4× 9= 7× 2= 4× 1=

0× 6= 3× 4= 1× 6= 6× 6= 4× 7= 6× 4= 3× 1= 5× 7= 1× 1= 7× 1= 2× 3= 9× 4= 3× 2= 6× 2=

2× 5= 5× 8= 5× 3= 9× 4= 3× 4= 2× 8= 8× 3= 5× 7= 3× 3= 4× 6= 5× 7= 3× 7= 7× 9= 2× 3=

5× 3= 1× 6= 9× 0= 5× 4= 4× 8= 7× 3= 9× 5= 1× 3= 9× 8= 5× 4= 9× 3= 5× 2= 6× 0= 0× 0=

9× 3= 9× 3= 8× 3= 6× 6= 6× 5= 7× 2= 0× 4= 0× 7= 4× 3= 9× 5= 5× 9= 2× 0= 7× 3= 3× 9=

第 33 页

1× 3= 3× 7= 8× 9= 7× 1= 3× 2= 7× 7= 0× 1= 9× 6= 9× 7= 1× 1= 5× 8= 9× 8= 7× 6= 8× 9=

2× 5= 7× 1= 4× 5= 0× 1= 9× 6= 7× 5= 3× 2= 2× 4= 3× 7= 6× 5= 2× 6= 3× 5= 5× 4= 1× 8=

3× 5= 6× 2= 7× 8= 5× 8= 9× 8= 5× 4= 8× 8= 7× 9= 3× 9= 5× 7= 2× 9= 7× 7= 4× 7= 1× 8=

6× 2= 2× 0= 3× 8= 3× 6= 8× 9= 3× 1= 2× 3= 9× 4= 4× 9= 7× 0= 0× 8= 8× 6= 0× 3= 8× 4=

4× 0= 4× 3= 0× 7= 9× 7= 0× 0= 4× 8= 8× 6= 8× 8= 8× 6= 7× 6= 3× 0= 5× 9= 6× 8= 1× 8=

第 34 页

2× 9= 1× 2= 9× 0= 6× 5= 2× 4= 7× 1= 5× 8= 8× 5= 1× 8= 0× 6= 8× 8= 5× 1= 7× 1= 0× 1=

5× 6= 8× 3= 2× 6= 3× 3= 1× 4= 9× 1= 4× 5= 6× 4= 6× 3= 9× 0= 2× 0= 1× 1= 0× 1= 6× 1=

2× 9= 2× 4= 0× 1= 3× 3= 0× 1= 6× 3= 4× 0= 7× 2= 5× 1= 3× 1= 1× 0= 4× 2= 4× 7= 3× 6=

0× 5= 2× 8= 5× 6= 3× 7= 5× 5= 4× 4= 4× 4= 6× 1= 6× 3= 4× 1= 2× 9= 5× 9= 1× 3= 4× 3=

2× 3= 0× 9= 5× 2= 4× 7= 0× 5= 8× 8= 7× 3= 8× 1= 9× 8= 5× 7= 5× 8= 8× 2= 4× 7= 5× 4=

第 35 页

3× 9= 1× 5= 5× 9= 7× 5= 3× 3= 5× 1= 9× 9= 0× 8= 2× 5= 9× 3= 0× 2= 8× 2= 5× 2= 0× 6=

4× 5= 3× 8= 7× 1= 5× 3= 7× 6= 7× 2= 7× 2= 2× 3= 9× 9= 2× 5= 8× 1= 8× 7= 1× 9= 7× 2=

3× 4= 3× 5= 4× 2= 5× 5= 3× 5= 4× 8= 7× 3= 2× 4= 7× 8= 8× 2= 8× 2= 4× 9= 8× 5= 5× 6=

9× 5= 3× 1= 0× 0= 4× 0= 4× 8= 0× 7= 3× 8= 2× 1= 4× 5= 2× 4= 0× 0= 1× 6= 6× 8= 1× 8=

7× 0= 6× 1= 8× 8= 7× 8= 4× 6= 4× 2= 7× 6= 0× 4= 6× 8= 6× 2= 0× 7= 2× 0= 1× 8= 6× 3=

第 36 页

4× 8= 8× 2= 0× 8= 2× 4= 4× 8= 6× 7= 8× 7= 1× 7= 4× 6= 5× 0= 1× 2= 0× 6= 3× 3= 3× 4=

4× 2= 8× 8= 1× 9= 8× 5= 7× 1= 1× 4= 3× 0= 0× 2= 8× 7= 2× 2= 9× 3= 3× 4= 2× 6= 3× 9=

9× 2= 7× 3= 7× 2= 9× 3= 9× 2= 5× 5= 9× 5= 9× 4= 3× 2= 7× 5= 5× 2= 8× 3= 7× 2= 2× 3=

0× 0= 3× 8= 3× 7= 1× 1= 3× 2= 2× 8= 5× 6= 3× 9= 7× 1= 4× 8= 1× 8= 1× 4= 9× 5= 7× 7=

5× 6= 9× 5= 9× 4= 6× 1= 5× 9= 1× 3= 3× 4= 3× 2= 6× 5= 7× 2= 0× 4= 9× 4= 2× 2= 6× 5=

第 37 页

5× 6= 7× 1= 7× 0= 5× 0= 7× 9= 4× 3= 5× 3= 8× 6= 7× 8= 5× 7= 6× 3= 1× 5= 6× 1= 1× 5=

6× 7= 7× 4= 5× 5= 0× 9= 7× 5= 6× 2= 7× 5= 8× 5= 1× 3= 1× 3= 4× 0= 6× 2= 8× 6= 6× 7=

9× 9= 2× 5= 8× 1= 8× 7= 1× 9= 7× 2= 4× 2= 8× 8= 1× 9= 8× 5= 7× 1= 1× 4= 3× 0= 0× 2=

3× 4= 1× 1= 4× 9= 2× 6= 7× 5= 1× 7= 0× 6= 2× 7= 1× 4= 3× 4= 8× 1= 3× 8= 2× 6= 9× 5=

4× 3= 9× 1= 2× 9= 4× 7= 2× 2= 1× 6= 4× 5= 2× 4= 2× 2= 6× 1= 6× 1= 4× 7= 8× 1= 4× 5=

第 38 页

7× 9= 4× 6= 5× 6= 0× 5= 3× 6= 6× 5= 5× 3= 2× 4= 0× 8= 8× 5= 4× 6= 6× 7= 5× 2= 8× 7=

7× 9= 8× 7= 7× 9= 7× 6= 4× 7= 5× 1= 3× 2= 4× 5= 7× 6= 3× 6= 5× 6= 6× 2= 6× 9= 7× 7=

8× 7= 2× 2= 9× 3= 3× 4= 2× 6= 3× 9= 6× 7= 7× 4= 2× 5= 3× 2= 9× 7= 7× 4= 2× 3= 4× 2=

0× 4= 9× 5= 8× 1= 1× 1= 7× 9= 8× 6= 1× 9= 7× 6= 4× 4= 2× 9= 3× 4= 3× 9= 7× 5= 0× 2=

2× 9= 5× 0= 2× 6= 5× 8= 7× 9= 1× 0= 7× 0= 6× 3= 8× 6= 0× 6= 1× 7= 8× 6= 6× 9= 4× 5=

第 39 页

6× 3= 7× 8= 0× 6= 3× 4= 1× 6= 6× 6= 4× 7= 6× 4= 3× 1= 5× 7= 1× 1= 7× 1= 2× 3= 9× 4=

9× 0= 5× 0= 9× 3= 9× 3= 8× 3= 6× 6= 6× 5= 7× 2= 0× 4= 0× 7= 4× 3= 9× 5= 5× 9= 2× 0=

2× 6= 3× 2= 3× 5= 9× 2= 2× 4= 8× 2= 6× 9= 3× 7= 8× 5= 9× 3= 7× 7= 8× 2= 6× 9= 5× 8=

4× 2= 3× 3= 1× 6= 4× 9= 1× 4= 2× 0= 6× 4= 8× 7= 9× 8= 9× 0= 5× 9= 0× 1= 6× 4= 4× 9=

1× 5= 7× 2= 5× 7= 7× 9= 4× 0= 0× 9= 8× 7= 7× 8= 1× 6= 8× 1= 2× 3= 5× 7= 0× 9= 2× 3=

第 40 页

3× 2= 6× 2= 2× 5= 7× 1= 4× 5= 0× 1= 9× 6= 7× 5= 3× 2= 2× 4= 3× 7= 6× 5= 2× 6= 3× 5=

7× 3= 3× 9= 4× 0= 4× 3= 0× 7= 9× 7= 0× 0= 4× 8= 8× 6= 8× 8= 8× 6= 7× 6= 3× 0= 5× 9=

5× 6= 2× 3= 2× 6= 7× 6= 3× 8= 2× 1= 4× 5= 2× 4= 0× 0= 1× 6= 6× 8= 1× 8= 0× 0= 3× 8=

7× 2= 4× 1= 1× 3= 3× 7= 8× 9= 7× 1= 3× 2= 7× 7= 0× 1= 9× 6= 9× 7= 1× 1= 5× 8= 9× 8=

2× 8= 4× 9= 6× 1= 2× 7= 2× 4= 9× 0= 5× 2= 9× 0= 3× 7= 6× 1= 5× 0= 8× 9= 5× 8= 1× 9=

第 41 页

5× 4= 1× 8= 5× 6= 8× 3= 2× 6= 3× 3= 1× 4= 9× 1= 4× 5= 6× 4= 6× 3= 9× 0= 2× 0= 1× 1=

6× 8= 1× 8= 2× 3= 0× 9= 5× 2= 4× 7= 0× 5= 8× 8= 7× 3= 8× 1= 9× 8= 5× 7= 5× 8= 8× 2=

3× 7= 1× 1= 3× 2= 2× 8= 5× 6= 3× 9= 7× 1= 4× 8= 1× 8= 1× 4= 9× 5= 7× 7= 3× 4= 1× 1=

7× 6= 8× 9= 2× 9= 1× 2= 9× 0= 6× 5= 2× 4= 7× 1= 5× 8= 8× 5= 1× 8= 0× 6= 8× 8= 5× 1=

9× 1= 8× 1= 6× 4= 9× 1= 3× 9= 3× 7= 1× 8= 2× 5= 2× 0= 3× 6= 4× 9= 8× 8= 6× 5= 0× 1=

第 42 页

0× 1= 6× 1= 4× 5= 3× 8= 7× 1= 5× 3= 7× 6= 7× 2= 7× 2= 2× 3= 9× 9= 2× 5= 8× 1= 8× 7=

4× 7= 5× 4= 7× 0= 6× 1= 8× 8= 7× 8= 4× 6= 4× 2= 7× 6= 0× 4= 6× 8= 6× 2= 0× 7= 2× 0=

4× 6= 8× 3= 5× 5= 4× 4= 5× 4= 6× 9= 5× 7= 6× 6= 3× 4= 9× 3= 7× 9= 7× 8= 3× 3= 9× 3=

7× 1= 0× 1= 3× 9= 1× 5= 5× 9= 7× 5= 3× 3= 5× 1= 9× 9= 0× 8= 2× 5= 9× 3= 0× 2= 8× 2=

4× 9= 9× 8= 6× 0= 6× 1= 6× 6= 8× 2= 9× 0= 7× 9= 8× 8= 7× 9= 3× 9= 5× 7= 2× 9= 7× 7=

第 43 页

1× 9= 7× 2= 4× 2= 8× 8= 1× 9= 8× 5= 7× 1= 1× 4= 3× 0= 0× 2= 8× 7= 2× 2= 9× 3= 3× 4=

1× 8= 6× 3= 5× 6= 9× 5= 9× 4= 6× 1= 5× 9= 1× 3= 3× 4= 3× 2= 6× 5= 7× 2= 0× 4= 9× 4=

2× 5= 2× 8= 7× 6= 3× 8= 2× 6= 8× 4= 5× 3= 1× 6= 9× 0= 4× 8= 3× 0= 5× 9= 6× 8= 1× 8=

5× 2= 0× 6= 4× 8= 8× 2= 0× 8= 2× 4= 4× 8= 6× 7= 8× 7= 1× 7= 4× 6= 5× 0= 1× 2= 0× 6=

4× 7= 1× 8= 2× 9= 2× 4= 0× 1= 3× 3= 0× 1= 6× 3= 4× 0= 7× 2= 5× 1= 3× 1= 1× 0= 4× 2=

第 44 页

2× 6= 3× 9= 6× 7= 7× 4= 5× 5= 0× 9= 7× 5= 6× 2= 7× 5= 8× 5= 1× 3= 1× 3= 4× 0= 6× 2=

2× 2= 6× 5= 4× 3= 9× 1= 2× 9= 4× 7= 2× 2= 1× 6= 4× 5= 2× 4= 2× 2= 6× 1= 6× 1= 4× 7=

2× 3= 0× 9= 5× 2= 4× 7= 0× 5= 8× 8= 7× 3= 8× 1= 9× 8= 5× 7= 5× 8= 8× 2= 4× 7= 5× 4=

3× 3= 3× 4= 5× 6= 7× 1= 7× 0= 5× 0= 7× 9= 4× 3= 5× 3= 8× 6= 7× 8= 5× 7= 6× 3= 1× 5=

4× 7= 3× 6= 3× 4= 3× 5= 3× 7= 4× 1= 8× 9= 5× 1= 0× 8= 4× 4= 2× 5= 7× 5= 1× 6= 4× 5=

第 45 页

8× 6= 6× 7= 7× 9= 8× 7= 7× 9= 7× 6= 4× 7= 5× 1= 3× 2= 4× 5= 7× 6= 3× 6= 5× 6= 6× 2=

8× 1= 4× 5= 2× 9= 5× 0= 2× 6= 5× 8= 7× 9= 1× 0= 7× 0= 6× 3= 8× 6= 0× 6= 1× 7= 8× 6=

7× 0= 6× 1= 8× 8= 7× 8= 4× 6= 4× 2= 5× 8= 1× 9= 9× 1= 8× 1= 6× 4= 9× 1= 3× 9= 3× 7=

6× 1= 1× 5= 7× 9= 4× 6= 5× 6= 0× 5= 3× 6= 6× 5= 5× 3= 2× 4= 0× 8= 8× 5= 4× 6= 6× 7=

3× 3= 6× 2= 4× 8= 4× 0= 4× 7= 8× 7= 1× 7= 0× 7= 9× 4= 7× 9= 7× 4= 9× 2= 2× 5= 6× 2=

第 46 页

6× 9= 7× 7= 9× 0= 5× 0= 9× 3= 9× 3= 8× 3= 6× 6= 6× 5= 7× 2= 0× 4= 0× 7= 4× 3= 9× 5=

6× 9= 4× 5= 1× 5= 7× 2= 5× 7= 7× 9= 4× 0= 0× 9= 8× 7= 7× 8= 1× 6= 8× 1= 2× 3= 5× 7=

1× 8= 2× 5= 2× 0= 3× 6= 4× 9= 8× 8= 6× 5= 0× 1= 4× 9= 9× 8= 6× 0= 6× 1= 6× 6= 8× 2=

5× 2= 8× 7= 6× 3= 7× 8= 0× 6= 3× 4= 1× 6= 6× 6= 4× 7= 6× 4= 3× 1= 5× 7= 1× 1= 7× 1=

5× 3= 2× 7= 3× 5= 7× 0= 5× 3= 1× 6= 9× 0= 5× 4= 4× 8= 7× 3= 9× 5= 1× 3= 9× 8= 5× 4=

第 47 页

5× 9= 2× 0= 7× 3= 3× 9= 4× 0= 4× 3= 0× 7= 9× 7= 0× 0= 4× 8= 8× 6= 8× 8= 8× 6= 7× 6=

0× 9= 2× 3= 2× 8= 4× 9= 6× 1= 2× 7= 2× 4= 9× 0= 5× 2= 9× 0= 3× 7= 6× 1= 5× 0= 8× 9=

9× 0= 7× 9= 2× 6= 3× 5= 5× 4= 1× 8= 5× 6= 8× 3= 2× 6= 3× 3= 1× 4= 9× 1= 4× 5= 6× 4=

2× 3= 9× 4= 3× 2= 6× 2= 2× 5= 7× 1= 4× 5= 0× 1= 9× 6= 7× 5= 3× 2= 2× 4= 3× 7= 6× 5=

9× 3= 5× 2= 6× 0= 0× 0= 6× 2= 2× 0= 3× 8= 3× 6= 8× 9= 3× 1= 2× 3= 9× 4= 4× 9= 7× 0=

第 48 页

24÷ 3= 56÷ 7= 15÷ 5= 63÷ 9= 36÷ 4= 64÷ 8= 21÷ 7= 72÷ 8= 45÷ 9= 49÷ 7= 12÷ 4= 21÷ 3= 18÷ 6= 21÷ 7=

15÷ 3= 81÷ 9= 48÷ 8= 64÷ 8= 56÷ 7= 35÷ 5= 14÷ 7= 16÷ 4= 36÷ 4= 56÷ 7= 15÷ 5= 63÷ 9= 10÷ 5= 28÷ 7=

6× 3= 9× 0= 2× 0= 1× 1= 0× 1= 6× 1= 4× 5= 3× 8= 7× 1= 5× 3= 7× 6= 7× 2= 0× 8= 8× 6=

20÷ 4= 10÷ 2= 45÷ 5= 40÷ 5= 42÷ 6= 30÷ 6= 18÷ 6= 35÷ 7= 18÷ 3= 81÷ 9= 48÷ 8= 64÷ 8= 9÷ 3= 30÷ 6=

49÷ 7= 12÷ 4= 21÷ 3= 27÷ 9= 28÷ 4= 20÷ 4= 24÷ 4= 27÷ 9= 15÷ 3= 10÷ 2= 45÷ 5= 49÷ 7= 20÷ 5= 36÷ 4=

第 49 页

40÷ 8= 6÷ 3= 20÷ 5= 49÷ 7= 42÷ 6= 56÷ 8= 3× 6= 72-8= 53+17= 90-26= 15= 41= 83= 79=

42÷ 7= 14÷ 7= 72÷ 9= 21÷ 3= 14÷ 7= 24÷ 3= 62-8= 38+29= 53-27= 6× 2= 57+23= 27= 47= 24=

0× 3= 8× 4= 0× 5= 2× 8= 5× 6= 3× 7= 5× 5= 4× 4= 4× 4= 6× 1= 6× 3= 4× 1= 2× 9= 5× 9=

63÷ 7= 16÷ 8= 27÷ 3= 16÷ 4= 8÷ 4= 9÷ 3= 0× 9= 7+46= 19+26= 84-27= 15= 59= 85= 32=

64÷ 8= 15÷ 5= 20÷ 4= 15÷ 3= 25÷ 5= 49÷ 7= 0÷ 8= 75-37= 61-27= 80-17= 37= 87= 79= 16=

第 50 页

86= 78= 89= 66= 56= 33= 71= 32= 25= 23= 58= 0× 7= 2× 0= 1× 8=

83= 71= 32= 58= 87= 79= 17= 99= 99= 94= 33= 2× 9= 7× 7= 4× 7=

1× 3= 4× 3= 9× 5= 3× 1= 0× 0= 4× 0= 4× 8= 0× 7= 3× 9= 6× 9= 4× 7= 5× 5-20= 8× 5= 1× 5=

23= 56= 63= 58= 84= 21= 74= 28= 71= 69= 12= 8× 1= 8× 7= 1× 9=

41= 57= 72= 96= 58= 56= 38= 29= 48= 92= 77= 0× 0= 1× 6= 6× 8=

第 51 页

6× 3= 5× 6= 9× 5= 9× 4= 6× 1= 6× 5= 25÷ 8= 44÷ 3= 15÷ 6= 62÷ 9= 64÷ 8= 22÷ 8= 25÷ 4= 81÷ 9=

1× 8= 2× 9= 2× 4= 0× 1= 3× 3= 5× 1= 34÷ 4= 56÷ 7= 45÷ 6= 48÷ 8= 30÷ 7= 20÷ 3= 20÷ 8= 10÷ 3=

8× 9= 7× 4= 4× 4= 6× 6= 2× 5= 7× 3= 7× 3= 9× 8= 3× 6= 9× 7= 3× 4= 8× 8= 5× 9= 9× 4=

7× 2= 4× 2= 8× 8= 1× 9= 8× 5= 8× 7= 9× 5= 8× 2= 3× 9= 4× 9= 70÷ 8= 4× 5= 30÷ 6= 17÷ 3=

1× 8= 0× 0= 3× 8= 3× 7= 1× 1= 7× 1= 5× 5= 26÷ 5= 3× 4= 1× 8= 16÷ 9= 3× 3= 3× 8= 5× 6=

第 52 页

25÷ 6= 38÷ 7= 10÷ 4= 32÷ 8= 25÷ 5= 63÷ 9= 24÷ 9= 10÷ 2= 12÷ 5= 16÷ 8= 35÷ 5= 8÷ 4= 36÷ 9= 64÷ 8=

6÷ 5= 14÷ 8= 24÷ 8= 32÷ 4= 49÷ 6= 42÷ 7= 32÷ 8= 4÷ 1= 18÷ 3= 10÷ 2= 12÷ 3× 8= 6× 6÷ 4= 24÷ 6= 42÷ 6=

7× 6= 5× 6= 5× 6= 7× 7= 8× 3= 8× 6= 6× 3= 9× 3= 4× 6= 7× 9= 2× 7= 3× 8= 4× 6= 9× 2=

6× 7= 2× 9= 64÷ 8= 5× 6= 5× 9= 17÷ 2= 3× 7= 10× 7= 23÷ 6= 72÷ 9= 32÷ 6= 4× 8= 9× 8= 27÷ 8=

4× 8= 23÷ 9= 22÷ 3= 3× 3= 9× 2= 5× 3= 5× 9= 56÷ 6= 5× 5= 2× 4= 2× 3= 18÷ 8= 8× 7= 42÷ 5=

第 53 页

35÷ 7= 63÷ 7= 8× 2÷ 4= 56÷ 7× 5= 30÷ 6= 30÷ 6= 5÷ 5= 64÷ 8= 42÷ 7= 36÷ 4= 9÷ 3= 54÷ 6= 36÷ 4= 42÷ 6=

15÷ 3= 24÷ 4= 56÷ 8= 63÷ 9= 21÷ 3= 15÷ 5= 30÷ 6= 16÷ 8= 49÷ 7= 36÷ 6= 45÷ 5= 12÷ 6= 32÷ 4= 28÷ 7=

4× 7= 8× 0= 4× 3= 3× 2= 9× 6= 5× 6= 7× 7= 2× 8= 6× 8= 7× 5= 8× 8= 6× 3= 9× 3= 4× 6=

21÷ 7= 49÷ 7= 5× 3= 4× 6= 48÷ 8= 9× 2= 36÷ 9= 6× 4= 3× 8= 5× 6-6= 40÷ 5= 9× 7-13 8× 8= 8× 7=

48÷ 7= 19÷ 8= 7× 7= 56÷ 8= 8× 7= 2× 8= 10× 9= 9× 9= 2× 10= 3× 6= 56÷ 8= 8÷ 8= 43-8× 4= 5× 9=

第 54 页

30÷ 6= 36÷ 4= 48÷ 8+7= 10-8÷ 1= 3× 8÷ 4= 72÷ 8= 27÷ 9= 8÷ 2= 32÷ 8= 8÷ 1= 14÷ 7= 64÷ 8= 72÷ 8= 9÷ 1=

63÷ 7= 81÷ 9= 18÷ 9= 5÷ 1= 35÷ 5= 48÷ 8+7= 54÷ 6+33= 30÷ 6= 36÷ 4= 11-40÷ 8= 27÷ 3+6= 56÷ 7-3= 49÷ 9+7= 4× 3÷ 2=

8× 5= 8× 7= 9× 9= 7× 9= 4× 4= 2× 9= 6× 1= 6× 6= 1× 4= 4× 5= 8× 6= 9× 8 9× 2+4= 6× 3+3=

5× 6= 9× 3= 27÷ 4= 5× 4= 36÷ 6= 7× 8= 9× 3= 42÷ 6= 2× 7= 27÷ 3= 9× 8= 56÷ 7= 20÷ 5= 64÷ 8=

16÷ 2= 4× 8= (49+7)÷ 7= 32÷ 8= 9× 2= 4× 6= 17÷ 3= 24÷ 6= 8× 7= 8× 3= 0× 9= 30÷ 6= 9× 9= 48÷ 6=

第 55 页

3× 8÷ 4= 72÷ 8= 12÷ 6= 30÷ 6= 7× 4= 0× 6= 9× 6= 8× 3= 6× 6= 2× 5= 6× 4= 2× 7= 3× 5= 5× 7=

6÷ 3× 7= 8÷ 4× 3= 12÷ 4+18= 16÷ 4× 8= 8÷ 4+48= 25÷ 5+36= 2× 8÷ 4= 8× 9÷ 9= 36÷ 6÷ 3= 9÷ 9× 6= 42÷ 7× 6= 14÷ 7+25= 15÷ 5+8= 16÷ 8+30

3× 9-6= 2× 8-5= 7× 7-6= 77-2× 2= 70-5× 2= 5× 4+4= 4+9× 9= 30+5× 7= 65-2× 3= 33+2× 7= 5× 7= 5× 9= 6× 1= 6× 3=

2× 2× 8= 2× 2+30= 27÷ 3÷ 3= 25÷ 5= 56÷ 8= 5× 2= 21÷ 3= 9÷ 1= 3× 9= 4× 9= 4× 5= 2× 4= 6× 7= 9× 4=

4× 3= 18÷ 3= 8× 6= 5× 9= 4× 6+6= 2× 3× 6= 3× 6+4 3× 6-4= 64÷ 8÷ 8= 3× 8÷ 6= 7× 4= 36÷ 9= 15÷ 5= 2× 4=

第 56 页

2× 5= 7÷ 1= 20÷ 4= 4× 5= 4× 6= 8× 7= 5× 4= 8× 3= 7× 9= 5× 5= 4× 8= 2× 2= 6× 5= 6× 7=

10-8÷ 1= 54÷ 9= 49÷ 7= 42÷ 7= 35÷ 7= 24÷ 3= 12÷ 3= 27÷ 3= 32÷ 4= 45÷ 9= 42÷ 6= 8÷ 8= 2× 9÷ 3 21÷ 7

6× 4= 2× 3= 8× 7= 18÷ 9= 5× 6 8× 7= 3× 9+6= 5× 5= 5× 5= 6× 3-9= 1× 6+12= 4× 3+8= 6× 4+10= 6× 3+8=

7× 5= 56÷ 7= 8÷ 8= 18÷ 2= 9÷ 9= 40÷ 8= 64÷ 8= 27÷ 9= 4× 9= 8÷ 2= 32÷ 8= 8÷ 1= 9× 9= 4× 8-5=

5× 7= 32÷ 8= 9× 6= 48÷ 8= 3× 3= 5× 5= 6× 2= 3× 8= 4× 8= 8× 9= 2× 2= 3× 3= 9× 2= 5× 3=

第 57 页

6× 9= 7× 2= 7× 5= 7× 8= 8× 1= 8× 3= 8× 2= ()× 6=30 9× 9= 5× 9= ()×4=20 6+2× 8 70-5× 9= 8× 9+21=

63÷ 7 9× 9= 3× 2= 9× 6= 7× 7= 2× 8= 9÷ 3 10÷ 5 8× 2 24÷ 6 5× 1= 2× 8 6× 6÷ 4= 4× 4=

2× 5+17= 7× 8= 8× 2= 3× 4= 5× 8= 9× 98= 72÷ 9= 36÷ 6= 81÷ 9= 24÷ 3= 42÷ 7= 21÷ 3= 4× 9= 6× 6=

27÷ 3+6= 56÷ 7-3= 49÷ 9+7= 4× 3÷ 2= 6÷ 3× 7= 8÷ 4× 3= 6× 5+37= 12÷ 4+18= 16÷ 4× 8= 8÷ 4+48= 25÷ 5+36= 6×8—42= 2× 8÷ 4= 8× 9÷ 9=

5× 9= 9× 7= 30÷ 5= 7÷ 1= 40÷ 8= 56÷ 7= 4× 2= ()× 8=48 9× 6= 10÷ 5= 32÷ 8= 15÷ 3= 14÷ 7= 64÷ 8=

第 58 页

7+1× 8= 8× 5-7= 9× 3-8= 4× 5+44= 24-6× 3= 4× 8-5= 6× 5+37= 6×8—42= 7× 5-8= 8× 9-8= 1× 2+20= 7× 7+8= 6× 5+37= 7× 8=

4× 6= 5× 1= 5× 3= 5× 4= 7× 3= 6× 6= 7× 8= 2× 6= 4× 1= 10× 8= 3× 6= 9× 6= 2× 7= 9× 3=

6× 8= 7× 3= 7× 6= 5× 2= 42÷ 7= 35÷ 7= 24-6× 3= 4× 2= 30÷ 5= 4× 7= 32÷ 8= 8÷ 1= 4× 9= 6× 7=

36÷ 6÷ 3= 9÷ 9× 6= 42÷ 7× 6= 7× 5-8= 14÷ 7+25= 15÷ 5+8= 8× 9-8= 1× 2+20= 16÷ 8+30 7× 7+8= 54÷ 6+33= 15-45÷ 9= 11-40÷ 8= 7÷ 7=

6× 3= 9× 9= 72÷ 8= 9÷ 1= 7÷ 7= 8× 9+21= 5× 7= 72÷ 9= 36÷ 6= 81÷ 9= 24÷ 3= 42÷ 7= 21÷ 3= 4× 8=

第 59 页

4× 8= 4× 7= 5× 8= 9× 8= 7× 6= 8× 9= 2× 9= 1× 2= 9× 0= 6× 5= 2× 4= 7× 1= 5× 8= 8× 5=

6× 2= 6× 5= 2× 6= 3× 2= 9× 1= 3× 4= 3× 9= 3× 9= 7× 5= 7× 3= 1× 6= 4× 9= 1× 4= 6× 4=

64÷ 8= 5× 3= 1× 8= 0× 6= 8× 8= 5× 1= 7× 1= 0× 1= 3× 9= 1× 5= 5× 9= 7× 5= 3× 3= 5× 1=

8× 9+21= 5× 7= 9× 9= 0× 8= 2× 5= 9× 3= 0× 2= 8× 2= 5× 2= 0× 6= 4× 8= 8× 2= 0× 8= 2× 4=

54÷ 9= 49÷ 7= 4× 8= 6× 7= 8× 7= 1× 7= 4× 6= 5× 0= 1× 2= 0× 6= 3× 3= 3× 4= 5× 6= 7× 1=

第 60 页

2× 9= 4× 7= 2× 2= 1× 6= 4× 5= 2× 4= 2× 2= 6× 1= 6× 1= 4× 7= 8× 1= 4× 5= 2× 9= 5× 0=

第 61 页

2× 6= 5× 8= 7× 9= 1× 0= 7× 0= 6× 3= 8× 6= 0× 6= 1× 7= 8× 6= 6× 9= 4× 5= 1× 5= 7× 2=

第 62 页

5× 7= 7× 9= 4× 0= 0× 9= 8× 7= 7× 8= 1× 6= 8× 1= 2× 3= 5× 7= 0× 9= 2× 3= 2× 8= 4× 9=

第 63 页

6× 1= 2× 7= 2× 4= 9× 0= 5× 2= 9× 0= 3× 7= 6× 1= 5× 0= 8× 9= 5× 8= 1× 9= 9× 1= 8× 1=

第 64 页

6× 4= 9× 1= 3× 9= 3× 7= 1× 8= 2× 5= 2× 0= 3× 6= 4× 9= 8× 8= 6× 5= 0× 1= 4× 9= 9× 8=

第 65 页

6× 0= 6× 1= 6× 6= 8× 2= 9× 0= 7× 9= 8× 8= 7× 9= 3× 9= 5× 7= 2× 9= 7× 7= 4× 7= 1× 8=

第 66 页

2× 9= 2× 4= 0× 1= 3× 3= 0× 1= 6× 3= 4× 0= 7× 2= 5× 1= 3× 1= 1× 0= 4× 2= 4× 7= 3× 6=

第 67 页

3× 4= 3× 5= 3× 7= 4× 1= 8× 9= 5× 1= 0× 8= 4× 4= 2× 5= 7× 5= 1× 6= 4× 5= 3× 3= 6× 2=

第 68 页

4× 8= 4× 0= 4× 7= 8× 7= 1× 7= 0× 7= 9× 4= 7× 9= 7× 4= 9× 2= 2× 5= 6× 2= 5× 3= 2× 7=

第 69 页

3× 5= 7× 0= 5× 3= 1× 6= 9× 0= 5× 4= 4× 8= 7× 3= 9× 5= 1× 3= 9× 8= 5× 4= 9× 3= 5× 2=

第 70 页

6× 0= 0× 0= 6× 2= 2× 0= 3× 8= 3× 6= 8× 9= 3× 1= 2× 3= 9× 4= 4× 9= 7× 0= 0× 8= 8× 6=

第 71 页

0× 3= 8× 4= 0× 5= 2× 8= 5× 6= 3× 7= 5× 5= 4× 4= 4× 4= 6× 1= 6× 3= 4× 1= 2× 9= 5× 9=

第 72 页

1× 3= 4× 3= 9× 5= 3× 1= 0× 0= 4× 0= 4× 8= 0× 7= 3× 8= 2× 1= 4× 5= 2× 4= 0× 0= 1× 6=

第 73 页

6× 8= 1× 8= 0× 0= 3× 8= 3× 7= 1× 1= 3× 2= 2× 8= 5× 6= 3× 9= 7× 1= 4× 8= 1× 8= 1× 4=

第 74 页

9× 5= 7× 7= 3× 4= 1× 1= 4× 9= 2× 6= 7× 5= 1× 7= 0× 6= 2× 7= 1× 4= 3× 4= 8× 1= 3× 8=

第 75 页

2× 6= 9× 5= 0× 4= 9× 5= 8× 1= 1× 1= 7× 9= 8× 6= 1× 9= 7× 6= 4× 4= 2× 9= 3× 4= 3× 9=

第 76 页

7× 5= 0× 2= 4× 2= 3× 3= 1× 6= 4× 9= 1× 4= 2× 0= 6× 4= 8× 7= 9× 8= 9× 0= 5× 9= 0× 1=

第 77 页

6× 4= 4× 9= 7× 2= 4× 1= 1× 3= 3× 7= 8× 9= 7× 1= 3× 2= 7× 7= 0× 1= 9× 6= 9× 7= 1× 1=

第 78 页

18÷ 3= 9× 2= 5× 7= 8× 4= 4× 6= 27-3= 18-2= 21÷ 3= 70-25= 16+36= 8× 8= 9× 9= 28-14= 72-68=

第 79 页

100-27= 90-44= 28+17= 52-16= 81-36= 4× 3= 80-34= 70-25= 63÷ 9= 71+19= 14= 61= 69= 84=

第 80 页

68= 82= 77= 29= 75= 39= 53= 45= 27= 69= 99= 0× 2= 8× 2= 5× 2=

第 81 页

0× 6= 4× 8= 8× 2= 0× 8= 2× 4= 4× 6= 2× 7= 7× 3= 9× 3= 7× 7= 5× 6= 6× 9= 7+1× 8= 8× 5-7=

第 82 页

9× 3-8= 4× 5+44= 6× 5+37= 7× 8= 7× 6+10= 24× 0= 6+2× 8 70-5× 9= 8× 9+21= 4× 9= 9× 9= 6× 3= 9× 9= 7× 6+10=

第 83 页

24× 0= 2× 4= 2× 6= 2× 8= 4× 5= 3× 7= 3× 2= 7× 1= 6× 2= 2× 1= 2× 3= 2× 5= 2× 7= 2× 9=

第 84 页

3× 1= 3× 3= 3× 5= 3× 6= 3× 9= 4× 1= 4× 2 1× 1= 4× 3+15= 8× 8+17= 7× 7-13= 36-2× 5= 7+4× 8= 35-2× 8=

+7)÷ 7=

第 85 页

6÷ 1= 63÷ 9= 2× 2= 54÷ 6= 48÷ 6= 36÷ 6= 16÷ 4= 6× 3= 72÷ 8= 9× 5= 21÷ 7= 3× 6= 49÷ 7= 35÷ 7=

第 86 页

18÷ 6= 27÷ 3= 5× 7 21÷ 3 56÷ 8 4× 8 6÷ 1 8× 8 4× 3= 5× 8= 8× 2= 9× 3= 3× 8= 8× 4=

第 87 页

5× 6= 3× 4= 8× 9= 9× 9= 9× 7= 9× 5= 3× 5+1= 3× 5+3= 3× 6+11= 3× 6+12= 5× 6+19= 7× 7+8= 7× 9+20= 3× 8+9=

第 88 页

4× 6+5= 3× 7+9= 2× 9+6= 5× 7+11= 3× 7+31= 81÷ 9= 8× 4= 16÷ 4= 81÷ 9= 40÷ 5= 7÷ 7= 48÷ 8= 5× 8= 12÷ 2=

第 89 页

30÷ 5= 21÷ 7= 3× 3= 7× 8= 6× 3= 7× 9= 4× 8= 3× 7= 7× 9= 2× 3= 5× 9= 9× 7= 6× 9= 8× 4=

第 90 页

2× 9= 4× 7= 2× 2= 1× 6= 4× 5= 2× 4= 2× 2= 6× 1= 6× 1= 4× 7= 8× 1= 4× 5= 2× 9= 5× 0=

第 91 页

2× 6= 5× 8= 7× 9= 1× 0= 7× 0= 6× 3= 8× 6= 0× 6= 1× 7= 8× 6= 6× 9= 4× 5= 1× 5= 7× 2=

第 92 页

5× 7= 7× 9= 4× 0= 0× 9= 8× 7= 7× 8= 1× 6= 8× 1= 2× 3= 5× 7= 0× 9= 2× 3= 2× 8= 4× 9=

第 93 页

6× 1= 2× 7= 2× 4= 9× 0= 5× 2= 9× 0= 3× 7= 6× 1= 5× 0= 8× 9= 5× 8= 1× 9= 9× 1= 8× 1=

第 94 页

6× 4= 9× 1= 3× 9= 3× 7= 1× 8= 2× 5= 2× 0= 3× 6= 4× 9= 8× 8= 6× 5= 0× 1= 4× 9= 9× 8=

第 95 页

6× 0= 6× 1= 6× 6= 8× 2= 9× 0= 7× 9= 8× 8= 7× 9= 3× 9= 5× 7= 2× 9= 7× 7= 4× 7= 1× 8=

第 96 页

2× 9= 2× 4= 0× 1= 3× 3= 0× 1= 6× 3= 4× 0= 7× 2= 5× 1= 3× 1= 1× 0= 4× 2= 4× 7= 3× 6=

第 97 页

3× 4= 3× 5= 3× 7= 4× 1= 8× 9= 5× 1= 0× 8= 4× 4= 2× 5= 7× 5= 1× 6= 4× 5= 3× 3= 6× 2=

第 98 页

4× 8= 4× 0= 4× 7= 8× 7= 1× 7= 0× 7= 9× 4= 7× 9= 7× 4= 9× 2= 2× 5= 6× 2= 5× 3= 2× 7=

第 99 页

3× 5= 7× 0= 5× 3= 1× 6= 9× 0= 5× 4= 4× 8= 7× 3= 9× 5= 1× 3= 9× 8= 5× 4= 9× 3= 5× 2=

第 100 页

6× 0= 0× 0= 6× 2= 2× 0= 3× 8= 3× 6= 8× 9= 3× 1= 2× 3= 9× 4= 4× 9= 7× 0= 0× 8= 8× 6=

第 101 页

0× 3= 8× 4= 0× 5= 2× 8= 5× 6= 3× 7= 5× 5= 4× 4= 4× 4= 6× 1= 6× 3= 4× 1= 2× 9= 5× 9=

第 102 页

1× 3= 4× 3= 9× 5= 3× 1= 0× 0= 4× 0= 4× 8= 0× 7= 3× 8= 2× 1= 4× 5= 2× 4= 0× 0= 1× 6=

第 103 页

6× 8= 1× 8= 0× 0= 3× 8= 3× 7= 1× 1= 3× 2= 2× 8= 5× 6= 3× 9= 7× 1= 4× 8= 1× 8= 1× 4=

第 104 页

9× 5= 7× 7= 3× 4= 1× 1= 4× 9= 2× 6= 7× 5= 1× 7= 0× 6= 2× 7= 1× 4= 3× 4= 8× 1= 3× 8=

第 105 页

2× 6= 9× 5= 0× 4= 9× 5= 8× 1= 1× 1= 7× 9= 8× 6= 1× 9= 7× 6= 4× 4= 2× 9= 3× 4= 3× 9=

第 106 页

7× 5= 0× 2= 4× 2= 3× 3= 1× 6= 4× 9= 1× 4= 2× 0= 6× 4= 8× 7= 9× 8= 9× 0= 5× 9= 0× 1=

第 107 页

6× 4= 4× 9= 7× 2= 4× 1= 1× 3= 3× 7= 8× 9= 7× 1= 3× 2= 7× 7= 0× 1= 9× 6= 9× 7= 1× 1=

第 108 页

18÷ 3= 9× 2= 5× 7= 8× 4= 4× 6= 27-3= 18-2= 21÷ 3= 70-25= 16+36= 8× 8= 9× 9= 28-14= 72-68=

第 109 页

100-27= 90-44= 28+17= 52-16= 81-36= 4× 3= 80-34= 70-25= 63÷ 9= 71+19= 14= 61= 69= 84=

第 110 页

68= 82= 77= 29= 75= 39= 53= 45= 27= 69= 99= 0× 2= 8× 2= 5× 2=

第 111 页

0× 6= 4× 8= 8× 2= 0× 8= 2× 4= 4× 6= 2× 7= 7× 3= 9× 3= 7× 7= 5× 6= 6× 9= 7+1× 8= 8× 5-7=

第 112 页

9× 3-8= 4× 5+44= 6× 5+37= 7× 8= 7× 6+10= 24× 0= 6+2× 8 70-5× 9= 8× 9+21= 4× 9= 9× 9= 6× 3= 9× 9= 7× 6+10=

第 113 页

24× 0= 2× 4= 2× 6= 2× 8= 4× 5= 3× 7= 3× 2= 7× 1= 6× 2= 2× 1= 2× 3= 2× 5= 2× 7= 2× 9=

第 114 页

3× 1= 3× 3= 3× 5= 3× 6= 3× 9= 4× 1= 4× 2 1× 1= 4× 3+15= 8× 8+17= 7× 7-13= 36-2× 5= 7+4× 8= 35-2× 8=

+7)÷ 7=

第 115 页

6÷ 1= 63÷ 9= 2× 2= 54÷ 6= 48÷ 6= 36÷ 6= 16÷ 4= 6× 3= 72÷ 8= 9× 5= 21÷ 7= 3× 6= 49÷ 7= 35÷ 7=

第 116 页

18÷ 6= 27÷ 3= 5× 7 21÷ 3 56÷ 8 4× 8 6÷ 1 8× 8 4× 3= 5× 8= 8× 2= 9× 3= 3× 8= 8× 4=

第 117 页

5× 6= 3× 4= 8× 9= 9× 9= 9× 7= 9× 5= 3× 5+1= 3× 5+3= 3× 6+11= 3× 6+12= 5× 6+19= 7× 7+8= 7× 9+20= 3× 8+9=

第 118 页

4× 6+5= 3× 7+9= 2× 9+6= 5× 7+11= 3× 7+31= 81÷ 9= 8× 4= 16÷ 4= 81÷ 9= 40÷ 5= 7÷ 7= 48÷ 8= 5× 8= 12÷ 2=

第 119 页

30÷ 5= 21÷ 7= 3× 3= 7× 8= 6× 3= 7× 9= 4× 8= 3× 7= 7× 9= 2× 3= 5× 9= 9× 7= 6× 9= 8× 4=

第 120 页


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