比较999/9999和9999/99999的大小
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![比较999/9999和9999/99999的大小](/uploads/image/z/198770-50-0.jpg?t=%E6%AF%94%E8%BE%83999%2F9999%E5%92%8C9999%2F99999%E7%9A%84%E5%A4%A7%E5%B0%8F)
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比较999/9999和9999/99999的大小
比较999/9999和9999/99999的大小
比较999/9999和9999/99999的大小
999/9999=1-9000/9999=1-1000/1111=1-10000/11110
9999/99999=1-90000/99999=1-10000/11111
11110
999/9999<9999/99999
999/9999<9999/99999
999/9999的倒数是9999/999=9990/999+9/999=10+9/999
9999/99999的倒数是99999/9999=10+9/9999
因为9/999>9/9999
所以9999/999>99999/9999
所以999/9999<9999/99999
比较9999/999与99999/9999,9999/999=1000+9/999,99999/9999=1000+9/9999.因为9/999大于9/9999,故9999/999大于99999/9999.所以999/9999小于9999/99999.
999/9999<9999/99999