49.8X2.73+2.73X50.3+0.273等于?用简便运算

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49.8X2.73+2.73X50.3+0.273等于?用简便运算49.8X2.73+2.73X50.3+0.273等于?用简便运算49.8X2.73+2.73X50.3+0.273等于?用简便运算=

49.8X2.73+2.73X50.3+0.273等于?用简便运算
49.8X2.73+2.73X50.3+0.273等于?用简便运算

49.8X2.73+2.73X50.3+0.273等于?用简便运算
=2.73×(49.8+50.3+ 0.1)=2.73×100.2=273.546