-46.77% is the change from 526 to 280
Calculation steps:
[( 280 - 526 ) ÷ 526] x 100 = -46.77%
Formula
Percentage change = [(280 - 526) / 526] x 100
Subtract the new number by the original number
280 - 526 = -246
-246 ÷ 526 = -0.467680608365019
-0.467680608365019 x 100 = -46.77%