8.67×0.99{#blank#}1{#/blank#} 8.67         10.69÷0.33{#blank#}2{#/blank#}10.69

1×0.125{#blank#}3{#/blank#}1÷0.125       7.89×10{#blank#}4{#/blank#}7.89÷0.1．

6×9=

6.6×6.9=

6.66×66.9=

6.666×666.9=

6.6666×6666.9=

2.7×1.3={#blank#}1{#/blank#}×0.13={#blank#}2{#/blank#}×0.013=0.27×{#blank#}3{#/blank#}=0.027×{#blank#}4{#/blank#}={#blank#}5{#/blank#}×{#blank#}6{#/blank#}={#blank#}7{#/blank#}×{#blank#}8{#/blank#}={#blank#}9{#/blank#}

× {#blank#}1{#/blank#}         9× {#blank#}2{#/blank#} ÷9

{#blank#}3{#/blank#} ÷         9× {#blank#}4{#/blank#} ×9

24×0.69={#blank#}1{#/blank#}
165.6÷0.024={#blank#}2{#/blank#}
÷ ={#blank#}3{#/blank#}