-72.82% is the change from 780 to 212
Calculation steps:
[( 212 - 780 ) ÷ 780] x 100 = -72.82%
Formula
Percentage change = [(212 - 780) / 780] x 100
Subtract the new number by the original number
212 - 780 = -568
-568 ÷ 780 = -0.7282051282051282
-0.7282051282051282 x 100 = -72.82%