小学三年级下脱式及竖式计算
6×28= 79×97= 28×32= 23.6+7.8 = =
6×28= 79×97= 28×32= 23.6+7.8 == 20×42 = 168÷8= 370÷5= 640÷7= 32.5+2.7= 4.3+27.5= 6.1-5.6= 19×64= 470÷9= 522÷6=


6×28= 79×97= 28×32= 23.6+7.8 == 20×42 = 168÷8= 370÷5= 640÷7= 32.5+2.7= 4.3+27.5= 6.1-5.6= 19×64= 470÷9= 522÷6=