3303÷579.
脱式计算(能简算的要简算). ①9﹣18.9÷1.4 ②11.3+12.9+(8.7﹣10.9) ③17.6÷(17.6×2) ④6.4×3.18+4.6×3.18﹣3.18.
计算下面各题,能简算的要简算. 3.27+6.4+2.73+4.660﹣18.27﹣1.7399×47 102×12+98×12(210﹣62÷31)×425×16.
脱式计算:(能简算的要简算) ①2.4×1.5+3.6÷1.5 ②0.32×0.25+0.08÷4 ③7.38﹣5.14+3.62﹣2.86 ④5.4÷[0.51÷(1.2﹣1.03)].
能简便的用简便方法计算. 0.88×4.9+5.1×0.882.5×8×0.4×0.1250.65×201 21.36÷0.8﹣12.90.25×1.25×3.27.28+3.2÷2.5.
怎样算简便就怎样算 3.35﹣1.1+0.75﹣1.94.2×9.9+0.42(74﹣3.6)÷2.5÷4307×10.1.