递等式计算.(能简算的要简算)0.125×32×2.5; 0.8×6.3﹣0.8×3.8 0.64÷0.4÷0.8.
(25+2.5)×0.4 1.25×7.2 3.75×2.9+2.9×6.25 3.25+110.4÷(3.2×2.3) 2.5×54.8﹣2.5×14.8 6.3÷(13﹣3.15÷0.3)
递等式计算(能简便的要简便计算)9.6÷0.4×0.25 8.68﹣8.68÷0.56×0.5 29.7÷(5.85÷0.65)1.25×3.2×0.8 14.5×102 4.7×4.7+4.7+4.7×4.3.
计算下面各题,能简便运算的要简便运算.①30﹣20.6÷2 ②1.25×2.33×8 ③0.35×201.
脱式计算,能简算的要简算4.57+3.34÷0.2 1.68÷0.25÷0.42.5×0.7+7.5×0.7 0.125×0.32×0.25.