-35.9% is the change from 663 to 425
Calculation steps:
[( 425 - 663 ) ÷ 663] x 100 = -35.9%
Formula
Percentage change = [(425 - 663) / 663] x 100
Subtract the new number by the original number
425 - 663 = -238
-238 ÷ 663 = -0.358974358974359
-0.358974358974359 x 100 = -35.9%