-16.84% is the change from 481 to 400
Calculation steps:
[( 400 - 481 ) ÷ 481] x 100 = -16.84%
Formula
Percentage change = [(400 - 481) / 481] x 100
Subtract the new number by the original number
400 - 481 = -81
-81 ÷ 481 = -0.1683991683991684
-0.1683991683991684 x 100 = -16.84%