-37.8% is the change from 291 to 181
Calculation steps:
[( 181 - 291 ) ÷ 291] x 100 = -37.8%
Formula
Percentage change = [(181 - 291) / 291] x 100
Subtract the new number by the original number
181 - 291 = -110
-110 ÷ 291 = -0.37800687285223367
-0.37800687285223367 x 100 = -37.8%