Please help I don’t understand this. I suck at this. (Worth 15 points)

Answer:
0.00068
Step-by-step explanation:
By "hm" I think you mean hectometer, and 6.8 cm converted to hectometer is 0.00068. Hope this helped!
Answer:
6.8 cm is equal to 0.00068 hm
Step-by-step explanation:
Hope this helps!