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  • 1. (2020七上·无锡月考) 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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