-19.15% is the change from 778 to 629
Calculation steps:
[( 629 - 778 ) ÷ 778] x 100 = -19.15%
Formula
Percentage change = [(629 - 778) / 778] x 100
Subtract the new number by the original number
629 - 778 = -149
-149 ÷ 778 = -0.19151670951156813
-0.19151670951156813 x 100 = -19.15%