-36.91% is the change from 997 to 629
Calculation steps:
[( 629 - 997 ) ÷ 997] x 100 = -36.91%
Formula
Percentage change = [(629 - 997) / 997] x 100
Subtract the new number by the original number
629 - 997 = -368
-368 ÷ 997 = -0.3691073219658977
-0.3691073219658977 x 100 = -36.91%