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题型:解答题 题类:常考题 难易度:普通

江苏省无锡市羊尖中学2020-2021学年七年级上学期数学10月月考试卷

把下列各数分别填入相应的大括号内

-5, ,0,+1.5,0.121221222…,-30%,+6, ,﹣32

正数集合:{                                                        …}

非正整数集合:{                                                        …}

分数集合:{                                                            …}

有理数集合:{                                                         …}

负分数集合:{                                                            …}

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