3×46×5 3+3+32×2×2 3×23+2
6+66×2 5×515+5 183×6
35-1731 18+951-32 26-163×3
二六{#blank#}1{#/blank#} {#blank#}2{#/blank#}得六 {#blank#}3{#/blank#}十八 五五{#blank#}4{#/blank#}
4×{#blank#}1{#/blank#}=16 {#blank#}2{#/blank#}×3=15 4×{#blank#}3{#/blank#}=20
{#blank#}4{#/blank#}×6=36 6×{#blank#}5{#/blank#}=18 {#blank#}6{#/blank#}×5=25