-87.42% is the change from 962 to 121
Calculation steps:
[( 121 - 962 ) ÷ 962] x 100 = -87.42%
Formula
Percentage change = [(121 - 962) / 962] x 100
Subtract the new number by the original number
121 - 962 = -841
-841 ÷ 962 = -0.8742203742203742
-0.8742203742203742 x 100 = -87.42%