{#blank#}1{#/blank#}倍。

5.26×1.05{#blank#}1{#/blank#}5.26        1.26÷0.98{#blank#}2{#/blank#}1.26

0.68×0.68{#blank#}3{#/blank#}0.68        36.5÷1.2{#blank#}4{#/blank#}36.5

已知A÷B＝80，A和B同时除以10，商是{#blank#}2{#/blank#}．

5.96×1.01{#blank#}1{#/blank#}3.96            3.6÷0.24{#blank#}2{#/blank#}3.6              3.45÷1.2{#blank#}3{#/blank#}3.45÷1.5

6.7×0.98{#blank#}4{#/blank#}0.98×6.7        2.5×0.9{#blank#}5{#/blank#}2.5÷0.9       3.76×0.8{#blank#}6{#/blank#}3.76÷0.8