-72.75% is the change from 778 to 212
Calculation steps:
[( 212 - 778 ) ÷ 778] x 100 = -72.75%
Formula
Percentage change = [(212 - 778) / 778] x 100
Subtract the new number by the original number
212 - 778 = -566
-566 ÷ 778 = -0.7275064267352185
-0.7275064267352185 x 100 = -72.75%