-33.93% is the change from 955 to 631
Calculation steps:
[( 631 - 955 ) ÷ 955] x 100 = -33.93%
Formula
Percentage change = [(631 - 955) / 955] x 100
Subtract the new number by the original number
631 - 955 = -324
-324 ÷ 955 = -0.3392670157068063
-0.3392670157068063 x 100 = -33.93%