0.41*1.59-4.83*0.59+4.42*0.59的简便方法_数学解答

0.41*1.59-4.83*0.59+4.42*0.59的简便方法

人气：428 ℃　时间：2020-03-31 16:42:07

解答

0.41x1.59-4.83x0.59 4.42x0.59 =0.41 0.41x0.59-4.83x0.59 4.42x0.59 =0.41-4.83x0.59 4.83x0.59 =0.41 =0.41x1