-45.19% is the change from 624 to 342
Calculation steps:
[( 342 - 624 ) ÷ 624] x 100 = -45.19%
Formula
Percentage change = [(342 - 624) / 624] x 100
Subtract the new number by the original number
342 - 624 = -282
-282 ÷ 624 = -0.4519230769230769
-0.4519230769230769 x 100 = -45.19%