-36.35% is the change from 663 to 422
Calculation steps:
[( 422 - 663 ) ÷ 663] x 100 = -36.35%
Formula
Percentage change = [(422 - 663) / 663] x 100
Subtract the new number by the original number
422 - 663 = -241
-241 ÷ 663 = -0.363499245852187
-0.363499245852187 x 100 = -36.35%