-62.24% is the change from 241 to 91
Calculation steps:
[( 91 - 241 ) ÷ 241] x 100 = -62.24%
Formula
Percentage change = [(91 - 241) / 241] x 100
Subtract the new number by the original number
91 - 241 = -150
-150 ÷ 241 = -0.6224066390041494
-0.6224066390041494 x 100 = -62.24%