627.38% is the change from 84 to 611
Calculation steps:
[( 611 - 84 ) ÷ 84] x 100 = 627.38%
Formula
Percentage change = [(611 - 84) / 84] x 100
Subtract the new number by the original number
611 - 84 = 527
527 ÷ 84 = 6.273809523809524
6.273809523809524 x 100 = 627.38%