8.3吨+1吨70千克= ( )

问题描述:

8.3吨+1吨70千克= ( )

70kg=0.07t
1吨70千克= 1.07t
8.3吨+1吨70千克= 9.37t我问下10吨-5吨3千克=4.997t等待你的评价奥!