-32.46% is the change from 921 to 622
Calculation steps:
[( 622 - 921 ) ÷ 921] x 100 = -32.46%
Formula
Percentage change = [(622 - 921) / 921] x 100
Subtract the new number by the original number
622 - 921 = -299
-299 ÷ 921 = -0.3246471226927253
-0.3246471226927253 x 100 = -32.46%