-35.46% is the change from 141 to 91
Calculation steps:
[( 91 - 141 ) ÷ 141] x 100 = -35.46%
Formula
Percentage change = [(91 - 141) / 141] x 100
Subtract the new number by the original number
91 - 141 = -50
-50 ÷ 141 = -0.3546099290780142
-0.3546099290780142 x 100 = -35.46%