-37.26% is the change from 687 to 431
Calculation steps:
[( 431 - 687 ) ÷ 687] x 100 = -37.26%
Formula
Percentage change = [(431 - 687) / 687] x 100
Subtract the new number by the original number
431 - 687 = -256
-256 ÷ 687 = -0.3726346433770015
-0.3726346433770015 x 100 = -37.26%