-6.18% is the change from 663 to 622
Calculation steps:
[( 622 - 663 ) ÷ 663] x 100 = -6.18%
Formula
Percentage change = [(622 - 663) / 663] x 100
Subtract the new number by the original number
622 - 663 = -41
-41 ÷ 663 = -0.06184012066365008
-0.06184012066365008 x 100 = -6.18%