99.99x22.22+33.33x33.34简便计算

来源：学生作业帮编辑：作业帮分类：数学作业时间：2024/11/05 22:57:26

99.99×22.22+33.33×33.34
=33.33×3×22.22+33.33×33.34
=33.33×66.66+33.33×33.34
=33.33×(66.66+33.34)
=33.33×100
=3333
再问：为啥这样做

99.99x22.22+33.33x33.34简便计算 99.99x22.22十33.33x33.34怎么用简便方法 99.99X22.22十33.33X33.34用巧算,急 99.99x22.22+33.33x33.34要过程 99.99X22.22+33.33X33.34怎么简算? 99.99X22.22+33.33X33.34怎么简算简便计算 -99又10/11x22 简便计算4.4X5.5-44X0.33+0.44X22 简便计算:9.99x22.2+33.3x3.34 1/3+1/15+1/35+1/63+1/99+1/143 9.99x22.2+33.3x3.34简便运算用简便计算：7/13x6/29+6/13x22/29 这题该怎么简便计算?7/13×6/29+6/13x22/29