简算 2005乘以8分之3—0.375+1949+3.75乘以10.4_数学解答

简算 2005乘以8分之3—0.375+1949+3.75乘以10.4

人气：392 ℃　时间：2019-08-20 00:23:15

解答

2005×3/8-0.375+1949+3.75×10.4
=2005×0.375-0.375+1949+3.75×10.4
=2004×0.375+1949+39
=751.5+1949+39
=2739.5