-87.44% is the change from 963 to 121
Calculation steps:
[( 121 - 963 ) ÷ 963] x 100 = -87.44%
Formula
Percentage change = [(121 - 963) / 963] x 100
Subtract the new number by the original number
121 - 963 = -842
-842 ÷ 963 = -0.8743509865005192
-0.8743509865005192 x 100 = -87.44%