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题型:填空题 题类:常考题 难易度:容易
陕西省府谷县2018-2019学年五年级下学期数学期中试卷
25×21=525 250×21= 25×420=
525÷21= 5250÷210= 1575÷75=
÷15= 1÷ = 39× = ÷ = + + =
× = ÷ = 1- + = ÷ = ×0+ =
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