计算下面各题,能用简便方法的用简便方法计算
8.42+8.46+8.54+8.58= 51.26﹣8.76﹣1.24= 9.5+4.85﹣6.23=
125×7×32= 19×36﹣36×12= (124﹣85)×12÷26=
计算下面各题,能用简便方法的用简便方法计算
8.42+8.46+8.54+8.58= 51.26﹣8.76﹣1.24= 9.5+4.85﹣6.23=
125×7×32= 19×36﹣36×12= (124﹣85)×12÷26=