小明67下  小红50下

26+9{#blank#}1{#/blank#}36       34+7{#blank#}2{#/blank#}40        86{#blank#}3{#/blank#}76+8

39-4{#blank#}4{#/blank#}35       68-40{#blank#}5{#/blank#}28       76-8{#blank#}6{#/blank#}67

58-5{#blank#}7{#/blank#}58-50    26+30{#blank#}8{#/blank#}63-7     96-70{#blank#}9{#/blank#}6+70

20+62{#blank#}10{#/blank#}62+8    56-20{#blank#}11{#/blank#}56-2     72+8{#blank#}12{#/blank#}8+72

66-30{#blank#}13{#/blank#}63      81+7{#blank#}14{#/blank#}87        76-6{#blank#}15{#/blank#}86

98 {#blank#}1{#/blank#}89    11﹣6 {#blank#}2{#/blank#}8    20+6 {#blank#}3{#/blank#}30

54﹣4 {#blank#}4{#/blank#}40    16﹣8 {#blank#}5{#/blank#}9    65﹣5 {#blank#}6{#/blank#}55+5

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

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