-17.46% is the change from 756 to 624
Calculation steps:
[( 624 - 756 ) ÷ 756] x 100 = -17.46%
Formula
Percentage change = [(624 - 756) / 756] x 100
Subtract the new number by the original number
624 - 756 = -132
-132 ÷ 756 = -0.1746031746031746
-0.1746031746031746 x 100 = -17.46%