在除法里，被除数和除数都扩大到原来的10倍，商{#blank#}1{#/blank#}．

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0.987×24.8{#blank#}1{#/blank#}25       35.2×1.24{#blank#}2{#/blank#}3.52×12.4

1.6×0.13{#blank#}3{#/blank#}1.6         35.6÷0.97{#blank#}4{#/blank#}35.6×0.97

416÷5{#blank#}1{#/blank#}406÷5      18×34{#blank#}2{#/blank#}34×18        423÷8{#blank#}3{#/blank#}631÷9

23×8{#blank#}4{#/blank#}500÷5        12×15{#blank#}5{#/blank#}13×15        420÷6{#blank#}6{#/blank#}420÷2÷3