-26.8% is the change from 694 to 508
Calculation steps:
[( 508 - 694 ) ÷ 694] x 100 = -26.8%
Formula
Percentage change = [(508 - 694) / 694] x 100
Subtract the new number by the original number
508 - 694 = -186
-186 ÷ 694 = -0.2680115273775216
-0.2680115273775216 x 100 = -26.8%