-21.68% is the change from 286 to 224
Calculation steps:
[( 224 - 286 ) ÷ 286] x 100 = -21.68%
Formula
Percentage change = [(224 - 286) / 286] x 100
Subtract the new number by the original number
224 - 286 = -62
-62 ÷ 286 = -0.21678321678321677
-0.21678321678321677 x 100 = -21.68%