550.5% is the change from 101 to 657
Calculation steps:
[( 657 - 101 ) ÷ 101] x 100 = 550.5%
Formula
Percentage change = [(657 - 101) / 101] x 100
Subtract the new number by the original number
657 - 101 = 556
556 ÷ 101 = 5.5049504950495045
5.5049504950495045 x 100 = 550.5%