-26.07% is the change from 679 to 502
Calculation steps:
[( 502 - 679 ) ÷ 679] x 100 = -26.07%
Formula
Percentage change = [(502 - 679) / 679] x 100
Subtract the new number by the original number
502 - 679 = -177
-177 ÷ 679 = -0.2606774668630339
-0.2606774668630339 x 100 = -26.07%