5×8{#blank#}1{#/blank#}37            45÷5{#blank#}2{#/blank#}48÷6            8×3+5{#blank#}3{#/blank#}29

31{#blank#}4{#/blank#}5×6+3          4×9{#blank#}5{#/blank#}4×8              48÷6{#blank#}6{#/blank#}48÷8

46+34=      51-26=        57+18=         100-87=

61-40=       38+62=       600+400=      360-80=

7×4+2=      28-3×5=      870-50=       360+120=

⑴25×47×8

⑵125×6×8

⑶125×2×8×5

⑷125×32×25

⑸32×25×25

⑹48×125

26+8×12               (64-28)÷3                 274+ (491-137)