68.36% is the change from 335 to 564
Calculation steps:
[( 564 - 335 ) ÷ 335] x 100 = 68.36%
Formula
Percentage change = [(564 - 335) / 335] x 100
Subtract the new number by the original number
564 - 335 = 229
229 ÷ 335 = 0.6835820895522388
0.6835820895522388 x 100 = 68.36%