963.64% is the change from 77 to 819
Calculation steps:
[( 819 - 77 ) ÷ 77] x 100 = 963.64%
Formula
Percentage change = [(819 - 77) / 77] x 100
Subtract the new number by the original number
819 - 77 = 742
742 ÷ 77 = 9.636363636363637
9.636363636363637 x 100 = 963.64%