-39.01% is the change from 687 to 419
Calculation steps:
[( 419 - 687 ) ÷ 687] x 100 = -39.01%
Formula
Percentage change = [(419 - 687) / 687] x 100
Subtract the new number by the original number
419 - 687 = -268
-268 ÷ 687 = -0.3901018922852984
-0.3901018922852984 x 100 = -39.01%