①1.28+2.72=       1-0.9=           0.32÷0.8=       0.8×5=

②0.9×0.1=         3.11＋2.22=      10+0.37=       12.5＋12.5×7=

③0.25×4=          0.16×4=

3.6÷1.8＝    0.7×0.9＝    16.5÷0.1＝    1.6+3.7＝    0.9×0.07＝

2.34+3.4＝    4.71﹣0.8＝    6.2×0.5＝    0÷3.15＝    4.8÷0.08＝

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