-60.93% is the change from 686 to 268
Calculation steps:
[( 268 - 686 ) ÷ 686] x 100 = -60.93%
Formula
Percentage change = [(268 - 686) / 686] x 100
Subtract the new number by the original number
268 - 686 = -418
-418 ÷ 686 = -0.60932944606414
-0.60932944606414 x 100 = -60.93%