-13.99% is the change from 486 to 418
Calculation steps:
[( 418 - 486 ) ÷ 486] x 100 = -13.99%
Formula
Percentage change = [(418 - 486) / 486] x 100
Subtract the new number by the original number
418 - 486 = -68
-68 ÷ 486 = -0.13991769547325103
-0.13991769547325103 x 100 = -13.99%