-72.57% is the change from 773 to 212
Calculation steps:
[( 212 - 773 ) ÷ 773] x 100 = -72.57%
Formula
Percentage change = [(212 - 773) / 773] x 100
Subtract the new number by the original number
212 - 773 = -561
-561 ÷ 773 = -0.7257438551099612
-0.7257438551099612 x 100 = -72.57%