-71.02% is the change from 490 to 142
Calculation steps:
[( 142 - 490 ) ÷ 490] x 100 = -71.02%
Formula
Percentage change = [(142 - 490) / 490] x 100
Subtract the new number by the original number
142 - 490 = -348
-348 ÷ 490 = -0.710204081632653
-0.710204081632653 x 100 = -71.02%