-29.74% is the change from 686 to 482
Calculation steps:
[( 482 - 686 ) ÷ 686] x 100 = -29.74%
Formula
Percentage change = [(482 - 686) / 686] x 100
Subtract the new number by the original number
482 - 686 = -204
-204 ÷ 686 = -0.29737609329446063
-0.29737609329446063 x 100 = -29.74%