用你喜欢的方法计算下面各题 99×4.2+4.2 | 0.25×1.25×3.2 |
6.4×14+15×6.4+6.4 | (1.3+1.3×0.125×8)÷(80-77.4) |
4×(25+2.5+0.25)÷111 | 6.25÷〔(17.2-3.6×4.5)÷0.32〕 |
用你喜欢的方法计算下面各题 99×4.2+4.2 | 0.25×1.25×3.2 |
6.4×14+15×6.4+6.4 | (1.3+1.3×0.125×8)÷(80-77.4) |
4×(25+2.5+0.25)÷111 | 6.25÷〔(17.2-3.6×4.5)÷0.32〕 |