-70.58% is the change from 486 to 143
Calculation steps:
[( 143 - 486 ) ÷ 486] x 100 = -70.58%
Formula
Percentage change = [(143 - 486) / 486] x 100
Subtract the new number by the original number
143 - 486 = -343
-343 ÷ 486 = -0.7057613168724279
-0.7057613168724279 x 100 = -70.58%