99.9*0.222+33.3*0.334怎么简便计算
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99.9*0.222+33.3*0.334怎么简便计算99.9*0.222+33.3*0.334怎么简便计算99.9*0.222+33.3*0.334怎么简便计算原式=33.3*3*0.222+33.
99.9*0.222+33.3*0.334怎么简便计算
99.9*0.222+33.3*0.334怎么简便计算
99.9*0.222+33.3*0.334怎么简便计算
原式=33.3*3*0.222+33.3*0.334
=33.3*0.666+33.3*0.334
=33.3*（0.666+0.334）
=33.3*1
=33.3
99.9*0.222+33.3*0.334=33.3*3*0.222+33.3*0.334
=33.3*0.666+33.3*0.334
=33.3*（0.666+0.334）
=33.3*1
=33.3
99.9*0.222+33.3*0.334怎么简便计算
99.9×22.2+33.3×33.4
99.9*22.2+33.3*33.4
求简便算法 99.9*74+33.3*78
99.9*7.8+33.3*6.6用简便方法算
用简便方法计算 99.9*7.8+33.3*6.6
99.9x7.78十33.3x6.66怎么简算
把0.33,1/3,0.34,33.3%按从小到大的顺序排列
如何简便运算 22.2 33.3 44.4 55.5 66.6 77.7 88.8 99.9=?
99.9乘22+33.3乘34等于几的算式怎么列
33.3% 3分之1 0.33 3折 这几个数中,最小的是哪个?
三分之一,百分之33.3,0.3,0.33最小的是,最大的是,
17/25*7+7/25*8的简便运算还有99.9*222+33.3*334的简便运算
99.9乘11.2加15.6乘33.3加66.6乘25.4怎样巧算?急—————————
简便计算 ①0.33×19.9 ②4.8×7.8＋78×0.52 ③56.5×9.9＋5.65 ④0.9＋9.9＋99.9＋999.9
0.222...是有理数吗
99.9*99.9+19.99巧算
33.3%是几折