-61.95% is the change from 686 to 261
Calculation steps:
[( 261 - 686 ) ÷ 686] x 100 = -61.95%
Formula
Percentage change = [(261 - 686) / 686] x 100
Subtract the new number by the original number
261 - 686 = -425
-425 ÷ 686 = -0.619533527696793
-0.619533527696793 x 100 = -61.95%