560% is the change from 100 to 660
Calculation steps:
[( 660 - 100 ) ÷ 100] x 100 = 560%
Formula
Percentage change = [(660 - 100) / 100] x 100
Subtract the new number by the original number
660 - 100 = 560
560 ÷ 100 = 5.6
5.6 x 100 = 560%
Example