-83.68% is the change from 631 to 103
Calculation steps:
[( 103 - 631 ) ÷ 631] x 100 = -83.68%
Formula
Percentage change = [(103 - 631) / 631] x 100
Subtract the new number by the original number
103 - 631 = -528
-528 ÷ 631 = -0.8367670364500792
-0.8367670364500792 x 100 = -83.68%