-3.44% is the change from 291 to 281
Calculation steps:
[( 281 - 291 ) ÷ 291] x 100 = -3.44%
Formula
Percentage change = [(281 - 291) / 291] x 100
Subtract the new number by the original number
281 - 291 = -10
-10 ÷ 291 = -0.03436426116838488
-0.03436426116838488 x 100 = -3.44%