(4433-443.3)/(8866-886.6)=
问题描述:
(4433-443.3)/(8866-886.6)=
答
(4433-443.3)/(8866-886.6)
=443.3(10-1)/886.6(10-1)
=443.3/886.6
=1/2
答
(4433-443.3)/(8866-886.6)
=443.3*(10-1)/(886.6(10-1))
=443/886
=1/2