-55.77% is the change from 624 to 276
Calculation steps:
[( 276 - 624 ) ÷ 624] x 100 = -55.77%
Formula
Percentage change = [(276 - 624) / 624] x 100
Subtract the new number by the original number
276 - 624 = -348
-348 ÷ 624 = -0.5576923076923077
-0.5576923076923077 x 100 = -55.77%