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题型:单选题 题类:常考题 难易度:容易
小学数学五年级下学期专题试卷 同分母分数连加、连减、加减混合运算6950 9 (14)
- = + = 0.25+ = - - =
+ = 1- = 0.875- = - + =
+ = - = - = + =
问:哪几块的和等于 ?{#blank#}1{#/blank#}(填序号)
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