来自孙敏的问题
计算:(168247×2.375+124285×4.75)×19.986.66×(48×2−167195)=______.
计算:(168247×2.375+124285×4.75)×19.986.66×(48×2−167195)=______.
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2020-11-25 03:59
计算:(168247×2.375+124285×4.75)×19.986.66×(48×2−167195)=______.
计算:(168247×2.375+124285×4.75)×19.986.66×(48×2−167195)=______.
(168247×2.375+124285×4.75)×19.986.66×(48×2−167195)=[(16+8247)×198+(12+4285)×194]×19.986.66×(96−167195),=(16×198+8247×198+12×194+4285×194)×39528195,=(38+113+57+115)×39528195,=(95+28...