12.25-0.5={#blank#}1{#/blank#}2÷1%={#blank#}2{#/blank#}7π={#blank#}3{#/blank#} 2×1%={#blank#}4{#/blank#}

0.23+177%={#blank#}5{#/blank#}0.6÷ ={#blank#}6{#/blank#} ＋ ＋ ={#blank#}7{#/blank#} ×0.25＋3={#blank#}8{#/blank#}

0.5×1.2=                  0.2×50=

0.16×0.5=                 1.1×0.1=

0.25×4=                   1.7×0.3=

3.2×0.3=                  2.4×0.51=

0.3+0.7×0.8=              1.4-0.4×2=

1.2÷0.5÷0.4=1.2{#blank#}1{#/blank#}(0.5{#blank#}2{#/blank#}0.4)