-19.77% is the change from 784 to 629
Calculation steps:
[( 629 - 784 ) ÷ 784] x 100 = -19.77%
Formula
Percentage change = [(629 - 784) / 784] x 100
Subtract the new number by the original number
629 - 784 = -155
-155 ÷ 784 = -0.19770408163265307
-0.19770408163265307 x 100 = -19.77%