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36乘以98简便方法

98*64+ 98*36=98(64+36)=98x100=9800

0.36*100-0.36*2=36-0.72=35.28

=36x(100-2)=36x100-36x2=3600-72=2528

36*98*72简便算法36*98*72=36*98*36*2=36*2*98=1296*2*98=2592*98=254016.

36*98=36*(100-2)=36*100-36*2=3600-72=3528 你好!问题解决了,能点击右下角的采纳答案吗?谢谢

36乘98+72=36乘98+36乘2=36乘(98+2)=36乘100=3600

展开全部9.8*3.6=4*98*9/100=4*882/100=3528/100

35x98=35x(100-2)=35x100-35x2=3500-70=3430

0.36x98 =0.36x(100-2) =0.36x100-0.36x2 =36-0.72 =35.28

37*98=37*100-2=37*100-37*2=3700-74=3626

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