-69.97% is the change from 303 to 91
Calculation steps:
[( 91 - 303 ) ÷ 303] x 100 = -69.97%
Formula
Percentage change = [(91 - 303) / 303] x 100
Subtract the new number by the original number
91 - 303 = -212
-212 ÷ 303 = -0.6996699669966997
-0.6996699669966997 x 100 = -69.97%