试题 试卷
题型:单选题 题类:常考题 难易度:困难
(解析完整)整数、小数四则混合运算6244
①7.4+2.6×4
②4.23+4.23×99
③2.5×(1.3-5.4÷6)
④1.25×3.2
⑤201×6.5-6.5
⑥18.9-7.5×(0.14+1.06)
5.4÷(0.6×0.3) (8.25-3.75)÷2.5÷4 (16.56-4.5×1.72)÷6.3
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