-8.68% is the change from 461 to 421
Calculation steps:
[( 421 - 461 ) ÷ 461] x 100 = -8.68%
Formula
Percentage change = [(421 - 461) / 461] x 100
Subtract the new number by the original number
421 - 461 = -40
-40 ÷ 461 = -0.08676789587852494
-0.08676789587852494 x 100 = -8.68%