0.2×3={#blank#}1{#/blank#}     0.7×3={#blank#}2{#/blank#}

8.7×5={#blank#}3{#/blank#}     9.3×4={#blank#}4{#/blank#}

9.8×35={#blank#}1{#/blank#}

154×78{#blank#}1{#/blank#}154             18.7×3.1{#blank#}2{#/blank#}18.7 

1.14×0.86{#blank#}3{#/blank#}0.86          4.69×0.99{#blank#}4{#/blank#}4.69×1.2 

0.49×9.4{#blank#}5{#/blank#}49×0.094      9.6×0.98{#blank#}6{#/blank#}0.96×98

①4.35×1.02{#blank#}1{#/blank#}4.35               3.98÷1.2{#blank#}2{#/blank#}3.98           0.98×0.98{#blank#}3{#/blank#}0.98

②40.5÷0.8{#blank#}4{#/blank#}40.5                8.24×1{#blank#}5{#/blank#}8.24             3.9÷0.99{#blank#}6{#/blank#}3.9