-35.75% is the change from 663 to 426
Calculation steps:
[( 426 - 663 ) ÷ 663] x 100 = -35.75%
Formula
Percentage change = [(426 - 663) / 663] x 100
Subtract the new number by the original number
426 - 663 = -237
-237 ÷ 663 = -0.3574660633484163
-0.3574660633484163 x 100 = -35.75%