-26.96% is the change from 690 to 504
Calculation steps:
[( 504 - 690 ) ÷ 690] x 100 = -26.96%
Formula
Percentage change = [(504 - 690) / 690] x 100
Subtract the new number by the original number
504 - 690 = -186
-186 ÷ 690 = -0.26956521739130435
-0.26956521739130435 x 100 = -26.96%