-94.76% is the change from 401 to 21
Calculation steps:
[( 21 - 401 ) ÷ 401] x 100 = -94.76%
Formula
Percentage change = [(21 - 401) / 401] x 100
Subtract the new number by the original number
21 - 401 = -380
-380 ÷ 401 = -0.9476309226932669
-0.9476309226932669 x 100 = -94.76%