-39.66% is the change from 464 to 280
Calculation steps:
[( 280 - 464 ) ÷ 464] x 100 = -39.66%
Formula
Percentage change = [(280 - 464) / 464] x 100
Subtract the new number by the original number
280 - 464 = -184
-184 ÷ 464 = -0.39655172413793105
-0.39655172413793105 x 100 = -39.66%