(78-6)x5÷3简便计算
(78一6)x5÷3怎样算简便
6分之5x5分之3+7分之4+7分之3,简便计算
用简便方法计算55²x5-45²x5
简便计算题简便计算46.3x0.56+5.38x5.6-1x.0.056
46.3x0.56+5.37x5.6+1x0.056= 用简便方法计算
1/1x3+1/3x5+1/5x7+.+1/1997x1999 简便计算.
简便计算1/2+1/2x3+1/3x4+1/4x5+...+1/99x100
2.2x3.3+3.3x4.4+4.4x5.5 如何简便计算
用简便方法计算!2/7x5/9x(36x28) 7/9÷13/5+2/9x5/13(5/6-7/12x15/14)÷5/
124x5+168÷3,200+88x15-945,325÷13x(266-250)怎么做?(简便计算)
(-99又25分之24)X5的简便计算?
简便计算4.4X5.5-44X0.33+0.44X22