题目内容
72×8+72×2= 62×(10+70)= 96×80-7000= 6.7×3-4.8=
答案:720;4960;680;15.3
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算一算.
|
(1)6 ×8= |
72 ÷8= |
40 ÷5= |
5 ×9= |
|
(2)45 ÷9= |
9 ×4= |
63 ÷9= |
24 ÷8= |
|
(3)54 -6= |
56 ÷7= |
36 -4= |
35 -7= |
|
(4)12+8 = |
27 ÷3= |
48 ÷6 |
40 -8= |
口算.
|
(1)56 ÷7= |
28 ÷4= |
72 ÷8= |
27 ÷3= |
|
(2)42 +9= |
54 ÷9= |
23 -7= |
45 +54= |
|
(3)5 ×8= |
67 +8= |
9 ×9+8= |
45 ÷5= |
|
(4)57 -8= |
3 ×8= |
20 ÷5= |
18 ÷9= |
口算.
|
(1)6 ×8= |
72 ÷8= |
40 ÷5= |
5 ×9= |
|
(2)45 ÷9= |
9 ×4= |
63 ÷9= |
24 ÷8= |
|
(3)54 -6= |
56 ÷7= |
36 -4= |
35 -7= |
|
(4)12+8 = |
27 ÷3= |
48 ÷6 |
40 -8= |
口算.
|
(1)56 ÷7= |
28 ÷4= |
72 ÷8= |
27 ÷3= |
|
(2)42 +9= |
54 ÷9= |
23 -7= |
45 +54= |
|
(3)5 ×8= |
67 +8= |
9 ×9+8= |
45 ÷5= |
|
(4)57 -8= |
3 ×8= |
20 ÷5= |
18 ÷9= |