8.099米{#blank#}1{#/blank#} 8.1米

12÷ {#blank#}1{#/blank#}12        6× {#blank#}2{#/blank#}6÷2        ÷ {#blank#}3{#/blank#} ×

1×0.9{#blank#}1{#/blank#} 1             0.1×5.6{#blank#}2{#/blank#}0.56           7.66÷0.99{#blank#}3{#/blank#} 7.66  
3.25×1.2{#blank#}4{#/blank#}3.25     6.71÷0.58{#blank#}5{#/blank#} 6.71     5.6×0.9{#blank#}6{#/blank#}5.6÷0.9

125×64                              方法一：800÷25                              方法二：800÷25