39.61% is the change from 621 to 867
Calculation steps:
[( 867 - 621 ) ÷ 621] x 100 = 39.61%
Formula
Percentage change = [(867 - 621) / 621] x 100
Subtract the new number by the original number
867 - 621 = 246
246 ÷ 621 = 0.3961352657004831
0.3961352657004831 x 100 = 39.61%