-21.21% is the change from 778 to 613
Calculation steps:
[( 613 - 778 ) ÷ 778] x 100 = -21.21%
Formula
Percentage change = [(613 - 778) / 778] x 100
Subtract the new number by the original number
613 - 778 = -165
-165 ÷ 778 = -0.2120822622107969
-0.2120822622107969 x 100 = -21.21%