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题型:填空题 题类:常考题 难易度:普通
混合运算(乘加、乘减、除加、除减两步计算式题)2870 10
56÷(35-28)=
8-(56÷8)>{#blank#}1{#/blank#}
(50-30)÷5=4
19–(3+6)= 19 – 3 + 6 = 9×7–40=
(70–30)÷8= 15+27÷9= 80–20+30=
72÷8+13= 90–5×8= 60+50–20=
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