54.1% is the change from 329 to 507
Calculation steps:
[( 507 - 329 ) ÷ 329] x 100 = 54.1%
Formula
Percentage change = [(507 - 329) / 329] x 100
Subtract the new number by the original number
507 - 329 = 178
178 ÷ 329 = 0.541033434650456
0.541033434650456 x 100 = 54.1%