Question

0.7777ⅹ0.7十0.1111x5.1用简便算法怎么做

Answer 1

0.7777ⅹ0.7十0.1111x5.1
=0.1111x7x0.7+0.1111x5.1
=0.1111x4.9+0.1111x5.1
=0.1111x（4.9+5.1）
=0.1111x10
=1.111
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Answer 2

0.7777ⅹ0.7十0.1111x5.1 =0.1111×4.9+0.1111×5.1 =0.1111×（4.9+5.1） =0.1111×10 =1.111
求洞槐采纳腊颤搏谢谢啦轮祥

Answer 3

0.7777ⅹ塌宴0.7十0.1111x5.1
=0.1111×4.9+0.1111×5.1
=0.1111×（笑握4.9+5.1）团升银
=0.1111×10
=1.111

Answer 4

0.7777ⅹ0.7十0.1111x5.1
=0.1111x（4.9+5.1）
=0.1111x10
=1.111