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科目:小学数学 来源: 题型:
| 计算下面各题,能算简的必须简算. 4.7+3.3×2.4+7.6 | (18.4+27.83÷4.6)×0.2 | 11×4.9-4.9 |
| 1.65×4.3+8.35×4.3 | 5.25÷[(1.2+0.05)×0.8] | 1.7÷2.5÷0.4 |
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