57{#blank#}1{#/blank#}65       5{#blank#}2{#/blank#}14-8           45-5{#blank#}3{#/blank#}35-5

34{#blank#}4{#/blank#}43       50+4{#blank#}5{#/blank#}4+50       9个十{#blank#}6{#/blank#}100

30+8{#blank#}1{#/blank#}8+30          73-70{#blank#}2{#/blank#}63-60

86-6{#blank#}3{#/blank#}96-6           4+50{#blank#}4{#/blank#}5+40

(盒)

114+7                     15-79+2                  80-2090-20

12-64+6                   5056-6                    76-667-7