(4十80)Ⅹ25,用简便怎么算?

2025-03-24 17:41:24
推荐回答(2个)
回答1:

解: (4+80)x25
=4X25+80x25
=100+2000
=2100

回答2:

=4x25+80x25
=100+2000
=2100