-72.11% is the change from 631 to 176
Calculation steps:
[( 176 - 631 ) ÷ 631] x 100 = -72.11%
Formula
Percentage change = [(176 - 631) / 631] x 100
Subtract the new number by the original number
176 - 631 = -455
-455 ÷ 631 = -0.7210776545166403
-0.7210776545166403 x 100 = -72.11%