69.6% is the change from 329 to 558
Calculation steps:
[( 558 - 329 ) ÷ 329] x 100 = 69.6%
Formula
Percentage change = [(558 - 329) / 329] x 100
Subtract the new number by the original number
558 - 329 = 229
229 ÷ 329 = 0.6960486322188449
0.6960486322188449 x 100 = 69.6%