-95.18% is the change from 622 to 30
Calculation steps:
[( 30 - 622 ) ÷ 622] x 100 = -95.18%
Formula
Percentage change = [(30 - 622) / 622] x 100
Subtract the new number by the original number
30 - 622 = -592
-592 ÷ 622 = -0.9517684887459807
-0.9517684887459807 x 100 = -95.18%