-65.36% is the change from 687 to 238
Calculation steps:
[( 238 - 687 ) ÷ 687] x 100 = -65.36%
Formula
Percentage change = [(238 - 687) / 687] x 100
Subtract the new number by the original number
238 - 687 = -449
-449 ÷ 687 = -0.653566229985444
-0.653566229985444 x 100 = -65.36%