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4×5{#blank#}4{#/blank#}18         7×2{#blank#}5{#/blank#}8×2         30+5{#blank#}6{#/blank#}7×5

5角{#blank#}7{#/blank#}50分      36角{#blank#}8{#/blank#}6元3角     40元{#blank#}9{#/blank#}26元+4元

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8×5=      3×4=      4×9=      9×3=

7×7=      2×8=      9×2=      6×9-7=

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