99×0.625+0.625 递等式计算快

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99×0.625+0.625 递等式计算快
99×0.625+0.625 递等式计算

99×0.625+0.625 递等式计算快
99×0.625+0.625
=0.625*(99+1)
=0.625*100
=62.5

99×0.625+0.625
=(99+1)*0.625
=62.5