
60.25×0.5×1.25简便计算怎么写?
2个回答
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原式等于(60+0.25)×(0.5×1.25)
=(60+0.25)×0.625
=60×0.625+0.25×0.625
……真不简单,不如直接计算
原式等于30.125×1.25=37.65625
=(60+0.25)×0.625
=60×0.625+0.25×0.625
……真不简单,不如直接计算
原式等于30.125×1.25=37.65625
2022-09-20
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60.25×0.5×1.25简便计算怎么写?
60.25×0.5×1.25
=60.25×0.5x2×1.25x4/8
=60.25x5/8
=301.25/8
=37.65625
60.25×0.5×1.25
=60.25×0.5x2×1.25x4/8
=60.25x5/8
=301.25/8
=37.65625
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