-21.21% is the change from 792 to 624
Calculation steps:
[( 624 - 792 ) ÷ 792] x 100 = -21.21%
Formula
Percentage change = [(624 - 792) / 792] x 100
Subtract the new number by the original number
624 - 792 = -168
-168 ÷ 792 = -0.21212121212121213
-0.21212121212121213 x 100 = -21.21%