68.55% is the change from 124 to 209
Calculation steps:
[( 209 - 124 ) ÷ 124] x 100 = 68.55%
Formula
Percentage change = [(209 - 124) / 124] x 100
Subtract the new number by the original number
209 - 124 = 85
85 ÷ 124 = 0.6854838709677419
0.6854838709677419 x 100 = 68.55%