简便算法0.2008+2.008+20.08+200.8+2008
1个回答
0.2008+2.008+20.08+200.8+2008
=2008(0.0001+0.001+0.01+0.1+1)
=2008*1.1111
=2231.0888
相关问题
2008+200.8+20.08+2.008+199.2+19.92+1.992=
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2.008*390+20.08*41+20.08* 41+200.
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