-71.31% is the change from 488 to 140
Calculation steps:
[( 140 - 488 ) ÷ 488] x 100 = -71.31%
Formula
Percentage change = [(140 - 488) / 488] x 100
Subtract the new number by the original number
140 - 488 = -348
-348 ÷ 488 = -0.7131147540983607
-0.7131147540983607 x 100 = -71.31%