-63.45% is the change from 777 to 284
Calculation steps:
[( 284 - 777 ) ÷ 777] x 100 = -63.45%
Formula
Percentage change = [(284 - 777) / 777] x 100
Subtract the new number by the original number
284 - 777 = -493
-493 ÷ 777 = -0.6344916344916345
-0.6344916344916345 x 100 = -63.45%