脱式计算。
|
| (1)原式=218+18×5 =218+90 =308 | (2)原式=(488+160)÷12 =648÷12 =54 |
| (3)原式= 4500÷(150-120) = 4500÷30 =150 | (4)原式= 480÷(144-120) = 480÷24 =20 |
| (5)原式=200-(76+120) =200-196 = 4 | (6)原式=69×100÷5 =6900÷5 =1380 |
编辑:chaxungu时间:2026-04-27 13:24:56分类:小学数学题库
脱式计算。
|
| (1)原式=218+18×5 =218+90 =308 | (2)原式=(488+160)÷12 =648÷12 =54 |
| (3)原式= 4500÷(150-120) = 4500÷30 =150 | (4)原式= 480÷(144-120) = 480÷24 =20 |
| (5)原式=200-(76+120) =200-196 = 4 | (6)原式=69×100÷5 =6900÷5 =1380 |