60.61% is the change from 622 to 999
Calculation steps:
[( 999 - 622 ) ÷ 622] x 100 = 60.61%
Formula
Percentage change = [(999 - 622) / 622] x 100
Subtract the new number by the original number
999 - 622 = 377
377 ÷ 622 = 0.6061093247588425
0.6061093247588425 x 100 = 60.61%