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18.76×99+187.6×0.1怎么简便
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18.76×99+187.6×0.1怎么简便
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18.76×99+187.6×0.1
=18.76×99+18.76×1
=18.76×(99+1)
=18.76×100
=1876
=18.76×99+18.76×1
=18.76×(99+1)
=18.76×100
=1876
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