-33.6% is the change from 756 to 502
Calculation steps:
[( 502 - 756 ) ÷ 756] x 100 = -33.6%
Formula
Percentage change = [(502 - 756) / 756] x 100
Subtract the new number by the original number
502 - 756 = -254
-254 ÷ 756 = -0.335978835978836
-0.335978835978836 x 100 = -33.6%