-66.21% is the change from 663 to 224
Calculation steps:
[( 224 - 663 ) ÷ 663] x 100 = -66.21%
Formula
Percentage change = [(224 - 663) / 663] x 100
Subtract the new number by the original number
224 - 663 = -439
-439 ÷ 663 = -0.6621417797888386
-0.6621417797888386 x 100 = -66.21%