-42.76% is the change from 290 to 166
Calculation steps:
[( 166 - 290 ) ÷ 290] x 100 = -42.76%
Formula
Percentage change = [(166 - 290) / 290] x 100
Subtract the new number by the original number
166 - 290 = -124
-124 ÷ 290 = -0.42758620689655175
-0.42758620689655175 x 100 = -42.76%