题目内容
简便计算
|
| (1)原式=560+2+398 =960 |
(2)原式=4×25×(8×125) =100000 |
(3)原式=(262+38)×15 =4500 |
| (4)原式=483-283-39 =161 |
(5)原式=85×(100-1) =8415 |
(6)原式=123+377+(46+254) =800 |
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题目内容
简便计算
|
| (1)原式=560+2+398 =960 |
(2)原式=4×25×(8×125) =100000 |
(3)原式=(262+38)×15 =4500 |
| (4)原式=483-283-39 =161 |
(5)原式=85×(100-1) =8415 |
(6)原式=123+377+(46+254) =800 |