830% is the change from 60 to 558
Calculation steps:
[( 558 - 60 ) ÷ 60] x 100 = 830%
Formula
Percentage change = [(558 - 60) / 60] x 100
Subtract the new number by the original number
558 - 60 = 498
498 ÷ 60 = 8.3
8.3 x 100 = 830%
Example