360*25+260*64怎么简便运算计算过程写出来_数学解答

360*25+260*64怎么简便运算
计算过程写出来

人气：489 ℃　时间：2020-01-20 02:10:33

解答

360*25+260*640
=360*25+26*640
=360*25+(25+1)*640
=360*25+25*640+640
=(360+640)*25+640
=1000*25+640
=25000+640
=25640