-51.06% is the change from 282 to 138
Calculation steps:
[( 138 - 282 ) ÷ 282] x 100 = -51.06%
Formula
Percentage change = [(138 - 282) / 282] x 100
Subtract the new number by the original number
138 - 282 = -144
-144 ÷ 282 = -0.5106382978723404
-0.5106382978723404 x 100 = -51.06%