-57.04% is the change from 142 to 61
Calculation steps:
[( 61 - 142 ) ÷ 142] x 100 = -57.04%
Formula
Percentage change = [(61 - 142) / 142] x 100
Subtract the new number by the original number
61 - 142 = -81
-81 ÷ 142 = -0.5704225352112676
-0.5704225352112676 x 100 = -57.04%