-42.5% is the change from 687 to 395
Calculation steps:
[( 395 - 687 ) ÷ 687] x 100 = -42.5%
Formula
Percentage change = [(395 - 687) / 687] x 100
Subtract the new number by the original number
395 - 687 = -292
-292 ÷ 687 = -0.42503639010189226
-0.42503639010189226 x 100 = -42.5%