递等式计算,能简便的用简便方法计算4.4+5.6×2.5÷5.6×2.5(3.8-7.7÷2.5)×2.8(7.5+7.5+7.5+7.5)×2.53.65×62+0.28×365+36.5(49.5÷7.5+49.5÷2.5)÷0.01[3.25-3.25÷(10.3+
递等式计算,能简便的用简便方法计算
4.4+5.6×2.5÷5.6×2.5 (3.8-7.7÷2.5)×2.8(7.5+7.5+7.5+7.5)×2.5 3.65×62+0.28×365+36.5(49.5÷7.5+49.5÷2.5)÷0.01[3.25-3.25÷(10.3+2.2)]×0.1.