-70.78% is the change from 486 to 142
Calculation steps:
[( 142 - 486 ) ÷ 486] x 100 = -70.78%
Formula
Percentage change = [(142 - 486) / 486] x 100
Subtract the new number by the original number
142 - 486 = -344
-344 ÷ 486 = -0.7078189300411523
-0.7078189300411523 x 100 = -70.78%