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题型:填空题 题类:常考题 难易度:容易
分数除以整数(不含带分数)7241
×12= 10÷ = ÷4= ÷ =
×4÷ ×4= 1÷ = × = - =
× = ÷ × =
326+3443+326
650-420650-495
80千克+4吨4800千克
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