10.2乘25等于多少
问题描述:
10.2乘25等于多少
答
10.2x25
=(10+0.2)x25
=10x25+0.2x25
=250+5
=255
10.2乘25等于多少
10.2x25
=(10+0.2)x25
=10x25+0.2x25
=250+5
=255