-32.02% is the change from 915 to 622
Calculation steps:
[( 622 - 915 ) ÷ 915] x 100 = -32.02%
Formula
Percentage change = [(622 - 915) / 915] x 100
Subtract the new number by the original number
622 - 915 = -293
-293 ÷ 915 = -0.32021857923497266
-0.32021857923497266 x 100 = -32.02%