{#blank#}1{#/blank#}×{#blank#}2{#/blank#}=800    {#blank#}3{#/blank#}×{#blank#}4{#/blank#}=1260

24×16{#blank#}3{#/blank#}64×6         48×9{#blank#}4{#/blank#}29×16

35×18{#blank#}5{#/blank#}530           52×13{#blank#}6{#/blank#}616

44×28{#blank#}7{#/blank#}942           38×27{#blank#}8{#/blank#}1026

60×7=        56＋34=        24×5=          80×10=

188÷4=       50×20=        800＋900=     3500－1400=

45÷3=        74×5=          520÷13=        56÷4=

250×6=       196×4=           - =           + =

22×30=       800÷4=