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列竖式计算下面各题.27÷465÷854÷6

854÷7=122 1227854 7 15 14 14 14 0;218÷3=72…2 723218 21 8 62;※609÷3=203 2033609 6 9 90;验算: 203× 3 609;※642÷8=80…2 808642 64 2;验算: 80× 8 640+ 2 642.

请采纳。

128÷4=32; 32 4 128 12 8 8 0 验算:32 ×4 128 854÷7=122; 122 7 854 7 15 14 14 14 0 验算:122 ×7 854

854÷89=9余53

(1)2000-45×24=2000-1080=920;(2)(854+938)÷4=1792÷4=448.

题呢

854÷7(分解854得: =(700+140+14)÷7(去括号得: =700÷7+140÷7+14÷7(计算除式得: =100+20+2(连相加得: =122

128÷4=32; 32412812 8 80验算:32 ×4128854÷7=122; 12278547 1514 14 14 0验算:122 ×7854

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