34.94% is the change from 624 to 842
Calculation steps:
[( 842 - 624 ) ÷ 624] x 100 = 34.94%
Formula
Percentage change = [(842 - 624) / 624] x 100
Subtract the new number by the original number
842 - 624 = 218
218 ÷ 624 = 0.34935897435897434
0.34935897435897434 x 100 = 34.94%