-34.53% is the change from 950 to 622
Calculation steps:
[( 622 - 950 ) ÷ 950] x 100 = -34.53%
Formula
Percentage change = [(622 - 950) / 950] x 100
Subtract the new number by the original number
622 - 950 = -328
-328 ÷ 950 = -0.3452631578947368
-0.3452631578947368 x 100 = -34.53%