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题型：填空题 题类：常考题 难易度：容易
混合运算(乘加、乘减、除加、除减两步计算式题) 2885 10
①50–30÷5 ②9×2÷3 ③40–6+14
=20÷5 =18÷3 =40–20
=4 =6 =20
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