500% is the change from 110 to 660
Calculation steps:
[( 660 - 110 ) ÷ 110] x 100 = 500%
Formula
Percentage change = [(660 - 110) / 110] x 100
Subtract the new number by the original number
660 - 110 = 550
550 ÷ 110 = 5
5 x 100 = 500%
Example