-73.42% is the change from 301 to 80
Calculation steps:
[( 80 - 301 ) ÷ 301] x 100 = -73.42%
Formula
Percentage change = [(80 - 301) / 301] x 100
Subtract the new number by the original number
80 - 301 = -221
-221 ÷ 301 = -0.7342192691029901
-0.7342192691029901 x 100 = -73.42%