58.7% is the change from 339 to 538
Calculation steps:
[( 538 - 339 ) ÷ 339] x 100 = 58.7%
Formula
Percentage change = [(538 - 339) / 339] x 100
Subtract the new number by the original number
538 - 339 = 199
199 ÷ 339 = 0.5870206489675516
0.5870206489675516 x 100 = 58.7%