题目内容
脱式计算.步步为“赢”,胜利一定属于你!
| 35×140-2987 | (
|
| ||||||||||||||
| 0.34×5+0.96÷32 | (
|
|
(1)35×140-2987,
=4900-2987,
=1913;
(2)(
| 2 |
| 7 |
| 1 |
| 5 |
=
| 2 |
| 7 |
| 1 |
| 5 |
=10+7,
=17;
(3)
| 5 |
| 7 |
| 2 |
| 3 |
| 1 |
| 5 |
=
| 5 |
| 7 |
| 7 |
| 15 |
=
| 75 |
| 49 |
(4)0.34×5+0.96÷32,
=1.7+0.03,
=1.73;
(5)(
| 5 |
| 6 |
| 1 |
| 8 |
| 5 |
| 12 |
=
| 17 |
| 24 |
| 5 |
| 12 |
=
| 17 |
| 10 |
(6)
| 9 |
| 20 |
| 1 |
| 2 |
| 2 |
| 5 |
| 4 |
| 5 |
=
| 9 |
| 20 |
| 1 |
| 2 |
| 6 |
| 5 |
=
| 9 |
| 20 |
| 3 |
| 5 |
=
| 3 |
| 4 |
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脱式计算.步步为“赢”,胜利一定属于你!
| 35×140-2987 | ( | |
| 0.34×5+0.96÷32 | ( |