-31.73% is the change from 624 to 426
Calculation steps:
[( 426 - 624 ) ÷ 624] x 100 = -31.73%
Formula
Percentage change = [(426 - 624) / 624] x 100
Subtract the new number by the original number
426 - 624 = -198
-198 ÷ 624 = -0.3173076923076923
-0.3173076923076923 x 100 = -31.73%