-40.49% is the change from 447 to 266
Calculation steps:
[( 266 - 447 ) ÷ 447] x 100 = -40.49%
Formula
Percentage change = [(266 - 447) / 447] x 100
Subtract the new number by the original number
266 - 447 = -181
-181 ÷ 447 = -0.40492170022371365
-0.40492170022371365 x 100 = -40.49%