题目内容
计算。
|
| (1)420÷7-20 =60-20 = 40 |
(2)350+100×4 =350+400 =750 |
| (3)63-63÷3 =63-21 = 42 |
(4)24×2+14 = 48+14 =62 |
| (5)64÷2+68 =32+68 =100 |
(6)80×5-100 = 400-100 =300 |
| (7)430-1500÷5 = 430-300 =130 |
(8)(20+3)×3 =23×3 =69 |
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题目内容
计算。
|
| (1)420÷7-20 =60-20 = 40 |
(2)350+100×4 =350+400 =750 |
| (3)63-63÷3 =63-21 = 42 |
(4)24×2+14 = 48+14 =62 |
| (5)64÷2+68 =32+68 =100 |
(6)80×5-100 = 400-100 =300 |
| (7)430-1500÷5 = 430-300 =130 |
(8)(20+3)×3 =23×3 =69 |