49.8×2.73+2.73×50.1+0.273 简算
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49.8×2.73+2.73×50.1+0.273 简算
49.8×2.73+2.73×50.1+0.273 简算
49.8×2.73+2.73×50.1+0.273 简算
49.8×2.73+2.73×50.1+0.273
=2.73×(49.8+50.1+0.1)
=2.73×100
=273
49.8×2.73+2.73×50.1+0.273
=2.73*99.9+2.73*0.1
=2.73*100
=273
=2.73X(49.8+50.1+0.1)=2.73X100=273
49.8×2.73+2.73×50.1+0.273 简算
49.8×2.73+2.73×50.3-0.273 简算
简便方法:49.8乘以2.73+2.73乘以50.3+0.273
49.8*2.73+2.73*50.3+0.273=?要有计算过程,简便计算.
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49.8X2.73+2.73X50.3+0.273等于?用简便运算
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