-62.41% is the change from 290 to 109
Calculation steps:
[( 109 - 290 ) ÷ 290] x 100 = -62.41%
Formula
Percentage change = [(109 - 290) / 290] x 100
Subtract the new number by the original number
109 - 290 = -181
-181 ÷ 290 = -0.6241379310344828
-0.6241379310344828 x 100 = -62.41%