-33.78% is the change from 962 to 637
Calculation steps:
[( 637 - 962 ) ÷ 962] x 100 = -33.78%
Formula
Percentage change = [(637 - 962) / 962] x 100
Subtract the new number by the original number
637 - 962 = -325
-325 ÷ 962 = -0.33783783783783783
-0.33783783783783783 x 100 = -33.78%