-71.63% is the change from 631 to 179
Calculation steps:
[( 179 - 631 ) ÷ 631] x 100 = -71.63%
Formula
Percentage change = [(179 - 631) / 631] x 100
Subtract the new number by the original number
179 - 631 = -452
-452 ÷ 631 = -0.716323296354992
-0.716323296354992 x 100 = -71.63%