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题型:填空题 题类:常考题 难易度:容易
口算除法2959 8
125×(5+3)= (123-123)÷7=
78+22×5+55
=100×60
=6000
① {#blank#}1{#/blank#},综合算式:{#blank#}2{#/blank#}
② {#blank#}3{#/blank#},综合算式:{#blank#}4{#/blank#}
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