-54.12% is the change from 486 to 223
Calculation steps:
[( 223 - 486 ) ÷ 486] x 100 = -54.12%
Formula
Percentage change = [(223 - 486) / 486] x 100
Subtract the new number by the original number
223 - 486 = -263
-263 ÷ 486 = -0.5411522633744856
-0.5411522633744856 x 100 = -54.12%