-33.76% is the change from 939 to 622
Calculation steps:
[( 622 - 939 ) ÷ 939] x 100 = -33.76%
Formula
Percentage change = [(622 - 939) / 939] x 100
Subtract the new number by the original number
622 - 939 = -317
-317 ÷ 939 = -0.33759318423855167
-0.33759318423855167 x 100 = -33.76%