-52.8% is the change from 447 to 211
Calculation steps:
[( 211 - 447 ) ÷ 447] x 100 = -52.8%
Formula
Percentage change = [(211 - 447) / 447] x 100
Subtract the new number by the original number
211 - 447 = -236
-236 ÷ 447 = -0.5279642058165548
-0.5279642058165548 x 100 = -52.8%