-27.64% is the change from 948 to 686
Calculation steps:
[( 686 - 948 ) ÷ 948] x 100 = -27.64%
Formula
Percentage change = [(686 - 948) / 948] x 100
Subtract the new number by the original number
686 - 948 = -262
-262 ÷ 948 = -0.27637130801687765
-0.27637130801687765 x 100 = -27.64%