819.4% is the change from 67 to 616
Calculation steps:
[( 616 - 67 ) ÷ 67] x 100 = 819.4%
Formula
Percentage change = [(616 - 67) / 67] x 100
Subtract the new number by the original number
616 - 67 = 549
549 ÷ 67 = 8.194029850746269
8.194029850746269 x 100 = 819.4%