| 脱式计算.(能简算的要简算,不简算不得分) 125
|
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| (
|
| 3 |
| 8 |
=(125+
| 3 |
| 8 |
=125×8+
| 3 |
| 8 |
=1000+3,
=1003;
(2)
| 7 |
| 8 |
| 7 |
| 8 |
| 7 |
| 8 |
=(1+43+36)×
| 7 |
| 8 |
=80×
| 7 |
| 8 |
=70;
(3)
| 5 |
| 9 |
| 3 |
| 4 |
| 1 |
| 10 |
=
| 5 |
| 9 |
| 15 |
| 2 |
=
| 25 |
| 6 |
(4)(
| 2 |
| 9 |
| 2 |
| 27 |
=
| 2 |
| 9 |
| 2 |
| 27 |
=6+2,
=8.
编辑:chaxungu时间:2026-04-27 13:18:40分类:小学数学题库
| 脱式计算.(能简算的要简算,不简算不得分) 125
|
| ||||||||||
| (
|
| 3 |
| 8 |
| 3 |
| 8 |
| 3 |
| 8 |
| 7 |
| 8 |
| 7 |
| 8 |
| 7 |
| 8 |
| 7 |
| 8 |
| 7 |
| 8 |
| 5 |
| 9 |
| 3 |
| 4 |
| 1 |
| 10 |
| 5 |
| 9 |
| 15 |
| 2 |
| 25 |
| 6 |
| 2 |
| 9 |
| 2 |
| 27 |
| 2 |
| 9 |
| 2 |
| 27 |
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