-60% is the change from 140 to 56
Calculation steps:
[( 56 - 140 ) ÷ 140] x 100 = -60%
Formula
Percentage change = [(56 - 140) / 140] x 100
Subtract the new number by the original number
56 - 140 = -84
-84 ÷ 140 = -0.6
-0.6 x 100 = -60%
Example