-62.5% is the change from 232 to 87
Calculation steps:
[( 87 - 232 ) ÷ 232] x 100 = -62.5%
Formula
Percentage change = [(87 - 232) / 232] x 100
Subtract the new number by the original number
87 - 232 = -145
-145 ÷ 232 = -0.625
-0.625 x 100 = -62.5%
Example