题目内容
算一算。
|
| (1)原式=60+20 =80 |
(2)原式=24+5 =29 |
(3)原式=76-36 =40 |
| (4)原式=49-16 =33 |
(5)原式=94-28 =66 |
(6)原式=64+15 =79 |
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题目内容
算一算。
|
| (1)原式=60+20 =80 |
(2)原式=24+5 =29 |
(3)原式=76-36 =40 |
| (4)原式=49-16 =33 |
(5)原式=94-28 =66 |
(6)原式=64+15 =79 |