-2.11% is the change from 142 to 139
Calculation steps:
[( 139 - 142 ) ÷ 142] x 100 = -2.11%
Formula
Percentage change = [(139 - 142) / 142] x 100
Subtract the new number by the original number
139 - 142 = -3
-3 ÷ 142 = -0.02112676056338028
-0.02112676056338028 x 100 = -2.11%