-91.16% is the change from 622 to 55
Calculation steps:
[( 55 - 622 ) ÷ 622] x 100 = -91.16%
Formula
Percentage change = [(55 - 622) / 622] x 100
Subtract the new number by the original number
55 - 622 = -567
-567 ÷ 622 = -0.9115755627009646
-0.9115755627009646 x 100 = -91.16%