Answer:
5/10 or 0.5
Step-by-step explanation:
step 1:find the least common denominator
4/5-3/10=
8/10-3/10=
step 2:subtract the numerators
8/10-3/10=5/10 or 0.5
hope this helps and PLEASE MARK ME BRAINLIEST.
I think B is 1/5. I think C is 1/2.
Is this the full question?