-34.73% is the change from 622 to 406
Calculation steps:
[( 406 - 622 ) ÷ 622] x 100 = -34.73%
Formula
Percentage change = [(406 - 622) / 622] x 100
Subtract the new number by the original number
406 - 622 = -216
-216 ÷ 622 = -0.34726688102893893
-0.34726688102893893 x 100 = -34.73%