×5=45 7×=63 ×6=48
7×=42 ×4=32 8×=72
40÷=5 ÷6=5 ÷9=4
7×9÷7＝{#blank#}1{#/blank#}
24÷6÷2＝{#blank#}2{#/blank#}
3×3×9＝{#blank#}3{#/blank#}
2×9{#blank#}1{#/blank#}9＋9 8＋8{#blank#}2{#/blank#}8×8
{#blank#}1{#/blank#}×4＜30 7×{#blank#}2{#/blank#}＜63
5×{#blank#}3{#/blank#}＜47 {#blank#}4{#/blank#}×8＜53
