-50.27% is the change from 563 to 280
Calculation steps:
[( 280 - 563 ) ÷ 563] x 100 = -50.27%
Formula
Percentage change = [(280 - 563) / 563] x 100
Subtract the new number by the original number
280 - 563 = -283
-283 ÷ 563 = -0.5026642984014209
-0.5026642984014209 x 100 = -50.27%