-19.36% is the change from 780 to 629
Calculation steps:
[( 629 - 780 ) ÷ 780] x 100 = -19.36%
Formula
Percentage change = [(629 - 780) / 780] x 100
Subtract the new number by the original number
629 - 780 = -151
-151 ÷ 780 = -0.1935897435897436
-0.1935897435897436 x 100 = -19.36%