-95.07% is the change from 426 to 21
Calculation steps:
[( 21 - 426 ) ÷ 426] x 100 = -95.07%
Formula
Percentage change = [(21 - 426) / 426] x 100
Subtract the new number by the original number
21 - 426 = -405
-405 ÷ 426 = -0.9507042253521126
-0.9507042253521126 x 100 = -95.07%