-5.82% is the change from 447 to 421
Calculation steps:
[( 421 - 447 ) ÷ 447] x 100 = -5.82%
Formula
Percentage change = [(421 - 447) / 447] x 100
Subtract the new number by the original number
421 - 447 = -26
-26 ÷ 447 = -0.058165548098434
-0.058165548098434 x 100 = -5.82%