1.25乘67.875+125乘6.7825+1.25乘53.875 怎样简便计算（最好有过程哟!_数学解答

1.25乘67.875+125乘6.7825+1.25乘53.875 怎样简便计算（最好有过程哟!

人气：479 ℃　时间：2019-08-20 15:11:01

解答

1.25×67.875+125×6.7825+1.25×53.875＝125×0.67875+125×6.7825+125×0.53875＝125×（0.67875+6.7825+0.53875）＝125*8＝1000