172.4*6.2+1724*0.38怎样写?
问题描述:
172.4*6.2+1724*0.38怎样写?
答
=172.4*6.2+172.4*3.8
=172.4*(6.2+3.8)=1724
答
172.4*6.2 1724*0.38=1724*0.62 1724*0.38=1724*(0.62 0.38)=1724*1=1724
答
172.4*6.2+1724*0.38
=1724*0.62+1724*0.38
=1724*(0.62+0.38)
=1724*1
=1724