-38.26% is the change from 447 to 276
Calculation steps:
[( 276 - 447 ) ÷ 447] x 100 = -38.26%
Formula
Percentage change = [(276 - 447) / 447] x 100
Subtract the new number by the original number
276 - 447 = -171
-171 ÷ 447 = -0.3825503355704698
-0.3825503355704698 x 100 = -38.26%