-74.72% is the change from 360 to 91
Calculation steps:
[( 91 - 360 ) ÷ 360] x 100 = -74.72%
Formula
Percentage change = [(91 - 360) / 360] x 100
Subtract the new number by the original number
91 - 360 = -269
-269 ÷ 360 = -0.7472222222222222
-0.7472222222222222 x 100 = -74.72%