-42.74% is the change from 840 to 481
Calculation steps:
[( 481 - 840 ) ÷ 840] x 100 = -42.74%
Formula
Percentage change = [(481 - 840) / 840] x 100
Subtract the new number by the original number
481 - 840 = -359
-359 ÷ 840 = -0.42738095238095236
-0.42738095238095236 x 100 = -42.74%