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18.73+3.85-2.73(脱式计算 简便运算)

18.73+3.85-2.73 =18.73-2.73+3.85 =16+3.85 =19.85 就是这样!不对你找我!满意就给个采纳吧!谢谢!

18.3+3.85+2.73的简便计算 =18.3+3.7+0.15+2.73 =22+2.88 =24.88

18.73-6.85+4.62的简便计算 =18.73-6.73+4.62-0.12 =12+(4.62-0.12) =16.5

18.73+3.85-2.73 =18.73-2.73+3.85 =16+3.85 =19.85 ------------------------------- ---------------

18.73+23.69-3.69 =18.73+(23.69-3.69) =18.73+20 =38.73

18.73-2.14+3.86的简便计算 18.73-2.14+3.86 =18.75-0.02-2.15+0.01+3.85+0.01 =18.75-2.15+3.85 =20.45 望采纳,谢谢!

118*73-18*73=(118-18)*73=100*73=7300

18.95+55.73-9.17怎样计算(用脱式计算) =74.68-9.17 =65.51

根据题意,27+73x18的简便计算可以如下: 27+73x18= 3x9+9x2x73= 9(3+146)= 9x149= (10-1)x149= 1490-149= 1341

18.3-4.27-5.73+12.7怎么简便计算 18.3-4.27-5.73+12.7 =(18.3+12.7)-(4.27+5.73) =31-10 =21

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