-42.97% is the change from 249 to 142
Calculation steps:
[( 142 - 249 ) ÷ 249] x 100 = -42.97%
Formula
Percentage change = [(142 - 249) / 249] x 100
Subtract the new number by the original number
142 - 249 = -107
-107 ÷ 249 = -0.42971887550200805
-0.42971887550200805 x 100 = -42.97%