-33.38% is the change from 686 to 457
Calculation steps:
[( 457 - 686 ) ÷ 686] x 100 = -33.38%
Formula
Percentage change = [(457 - 686) / 686] x 100
Subtract the new number by the original number
457 - 686 = -229
-229 ÷ 686 = -0.3338192419825073
-0.3338192419825073 x 100 = -33.38%