题目内容
计算。(能简算的要简算)
|
| (1)原式=65×100+65×2 =6500+130 =6630 |
(2)原式=128+172+(167+33) =300+200 =500 |
| (3)原式=76×1000 =76000 |
(4)原式=8.23-3.23-2.67 =2.33 |
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题目内容
计算。(能简算的要简算)
|
| (1)原式=65×100+65×2 =6500+130 =6630 |
(2)原式=128+172+(167+33) =300+200 =500 |
| (3)原式=76×1000 =76000 |
(4)原式=8.23-3.23-2.67 =2.33 |