550% is the change from 100 to 650
Calculation steps:
[( 650 - 100 ) ÷ 100] x 100 = 550%
Formula
Percentage change = [(650 - 100) / 100] x 100
Subtract the new number by the original number
650 - 100 = 550
550 ÷ 100 = 5.5
5.5 x 100 = 550%
Example