试题 试卷
题型:填空题 题类:常考题 难易度:普通
(两个知识点)3223 10
11,13,{#blank#}1{#/blank#},17,{#blank#}2{#/blank#},{#blank#}3{#/blank#},23
①2.1元+6.8元=
②36.5元+18.7元=
③19.9元-8.7元=
④7元+3.8元=
⑤8.7元-2.8元=
⑥17元-10.9元=
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