55.22% is the change from 335 to 520
Calculation steps:
[( 520 - 335 ) ÷ 335] x 100 = 55.22%
Formula
Percentage change = [(520 - 335) / 335] x 100
Subtract the new number by the original number
520 - 335 = 185
185 ÷ 335 = 0.5522388059701493
0.5522388059701493 x 100 = 55.22%