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题型:填空题 题类:常考题 难易度:困难
应用题6284 10
24-2×5{#blank#}1{#/blank#}16
6×6+6{#blank#}2{#/blank#}42
30-3×5{#blank#}1{#/blank#}18÷2+7
(17-8)×6{#blank#}2{#/blank#}24+5×6
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