63.69% is the change from 336 to 550
Calculation steps:
[( 550 - 336 ) ÷ 336] x 100 = 63.69%
Formula
Percentage change = [(550 - 336) / 336] x 100
Subtract the new number by the original number
550 - 336 = 214
214 ÷ 336 = 0.6369047619047619
0.6369047619047619 x 100 = 63.69%