Answer:
Step-by-step explanation:
2.50-2.00=0.5
2.50/0.5= 5 = 100%
2.00/0.5=4 = 80%
100-80= 20%
-1 1/8 because -9/8 is equal to
so just make it a improper fraction, pretend the negative is not there then add the negative at the end
-hope this helps :D