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101乘99/102=多少(简算)
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101乘99/102=多少(简算)
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101乘99/102
=(102-1)×99/102
=102×99/102 -99/102
=99-99/102
=98又3/102
=98又1/34
=(102-1)×99/102
=102×99/102 -99/102
=99-99/102
=98又3/102
=98又1/34
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