-94.85% is the change from 447 to 23
Calculation steps:
[( 23 - 447 ) ÷ 447] x 100 = -94.85%
Formula
Percentage change = [(23 - 447) / 447] x 100
Subtract the new number by the original number
23 - 447 = -424
-424 ÷ 447 = -0.9485458612975392
-0.9485458612975392 x 100 = -94.85%