-19.41% is the change from 783 to 631
Calculation steps:
[( 631 - 783 ) ÷ 783] x 100 = -19.41%
Formula
Percentage change = [(631 - 783) / 783] x 100
Subtract the new number by the original number
631 - 783 = -152
-152 ÷ 783 = -0.194125159642401
-0.194125159642401 x 100 = -19.41%