3.87÷43{#blank#}1{#/blank#}38.7÷43

52÷4{#blank#}2{#/blank#}5.2÷0.4

25.8÷2{#blank#}3{#/blank#}25.8×0.5

14.2÷1.6{#blank#}4{#/blank#}14.2÷16

我发现：{#blank#}5{#/blank#}

2.76÷23={#blank#}1{#/blank#}      27.6÷0.23={#blank#}2{#/blank#}

3.7÷0.25＝{#blank#}1{#/blank#}÷2.5          0.82÷0.6＝{#blank#}2{#/blank#}÷6

0.154÷1.5＝{#blank#}3{#/blank#}÷15         0.3÷0.002＝{#blank#}4{#/blank#}÷2

9.5÷1.2{#blank#}1{#/blank#}9.5

0.98×0.6{#blank#}2{#/blank#}0.6

2.4×1.1{#blank#}3{#/blank#}2.4+0.24