-95.08% is the change from 427 to 21
Calculation steps:
[( 21 - 427 ) ÷ 427] x 100 = -95.08%
Formula
Percentage change = [(21 - 427) / 427] x 100
Subtract the new number by the original number
21 - 427 = -406
-406 ÷ 427 = -0.9508196721311475
-0.9508196721311475 x 100 = -95.08%