-21.75% is the change from 285 to 223
Calculation steps:
[( 223 - 285 ) ÷ 285] x 100 = -21.75%
Formula
Percentage change = [(223 - 285) / 285] x 100
Subtract the new number by the original number
223 - 285 = -62
-62 ÷ 285 = -0.21754385964912282
-0.21754385964912282 x 100 = -21.75%