-55.9% is the change from 687 to 303
Calculation steps:
[( 303 - 687 ) ÷ 687] x 100 = -55.9%
Formula
Percentage change = [(303 - 687) / 687] x 100
Subtract the new number by the original number
303 - 687 = -384
-384 ÷ 687 = -0.5589519650655022
-0.5589519650655022 x 100 = -55.9%