-19.01% is the change from 768 to 622
Calculation steps:
[( 622 - 768 ) ÷ 768] x 100 = -19.01%
Formula
Percentage change = [(622 - 768) / 768] x 100
Subtract the new number by the original number
622 - 768 = -146
-146 ÷ 768 = -0.19010416666666666
-0.19010416666666666 x 100 = -19.01%