273.21% is the change from 56 to 209
Calculation steps:
[( 209 - 56 ) ÷ 56] x 100 = 273.21%
Formula
Percentage change = [(209 - 56) / 56] x 100
Subtract the new number by the original number
209 - 56 = 153
153 ÷ 56 = 2.732142857142857
2.732142857142857 x 100 = 273.21%