-16.21% is the change from 290 to 243
Calculation steps:
[( 243 - 290 ) ÷ 290] x 100 = -16.21%
Formula
Percentage change = [(243 - 290) / 290] x 100
Subtract the new number by the original number
243 - 290 = -47
-47 ÷ 290 = -0.16206896551724137
-0.16206896551724137 x 100 = -16.21%