10.6－8.7=（   ）

13.6+0.9{#blank#}1{#/blank#}14.6                3.53{#blank#}2{#/blank#}3.50    

8.5-1.3 {#blank#}3{#/blank#}7.5                  28.8{#blank#}4{#/blank#} 28.800 

9-0.5{#blank#}5{#/blank#}0.9-0.5                 9.8-6.8{#blank#}6{#/blank#}6.8-4.8

1.5元{#blank#}1{#/blank#}10元    3.5+1.2{#blank#}2{#/blank#}5   20×30{#blank#}3{#/blank#}15×40

0.5米{#blank#}4{#/blank#}0.7米    7.2-0.8{#blank#}5{#/blank#}0.4    400÷5{#blank#}6{#/blank#}245÷5