-39.52% is the change from 463 to 280
Calculation steps:
[( 280 - 463 ) ÷ 463] x 100 = -39.52%
Formula
Percentage change = [(280 - 463) / 463] x 100
Subtract the new number by the original number
280 - 463 = -183
-183 ÷ 463 = -0.3952483801295896
-0.3952483801295896 x 100 = -39.52%