-21.08% is the change from 778 to 614
Calculation steps:
[( 614 - 778 ) ÷ 778] x 100 = -21.08%
Formula
Percentage change = [(614 - 778) / 778] x 100
Subtract the new number by the original number
614 - 778 = -164
-164 ÷ 778 = -0.21079691516709512
-0.21079691516709512 x 100 = -21.08%