-44.71% is the change from 624 to 345
Calculation steps:
[( 345 - 624 ) ÷ 624] x 100 = -44.71%
Formula
Percentage change = [(345 - 624) / 624] x 100
Subtract the new number by the original number
345 - 624 = -279
-279 ÷ 624 = -0.44711538461538464
-0.44711538461538464 x 100 = -44.71%