34.42% is the change from 462 to 621
Calculation steps:
[( 621 - 462 ) ÷ 462] x 100 = 34.42%
Formula
Percentage change = [(621 - 462) / 462] x 100
Subtract the new number by the original number
621 - 462 = 159
159 ÷ 462 = 0.34415584415584416
0.34415584415584416 x 100 = 34.42%