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
0.4×8.2×2.5-0.3
①63.35-4.75+5.25
②3.89+2.67+0.15
③8.1+6.93+1.9+0.07
④46.5-(13.55+7.2)
⑤20-12.64-3.36
⑥39.74-(9.74+8.69)
4.52+6.48= 18.25-8.18= 12×0.5=
9.3÷0.01= 0.81÷9= 7×0.4÷7×0.4=
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