328.87% is the change from 142 to 609
Calculation steps:
[( 609 - 142 ) ÷ 142] x 100 = 328.87%
Formula
Percentage change = [(609 - 142) / 142] x 100
Subtract the new number by the original number
609 - 142 = 467
467 ÷ 142 = 3.288732394366197
3.288732394366197 x 100 = 328.87%