-6.04% is the change from 662 to 622
Calculation steps:
[( 622 - 662 ) ÷ 662] x 100 = -6.04%
Formula
Percentage change = [(622 - 662) / 662] x 100
Subtract the new number by the original number
622 - 662 = -40
-40 ÷ 662 = -0.06042296072507553
-0.06042296072507553 x 100 = -6.04%