-2.99% is the change from 234 to 227
Calculation steps:
[( 227 - 234 ) ÷ 234] x 100 = -2.99%
Formula
Percentage change = [(227 - 234) / 234] x 100
Subtract the new number by the original number
227 - 234 = -7
-7 ÷ 234 = -0.029914529914529916
-0.029914529914529916 x 100 = -2.99%