-18.34% is the change from 229 to 187
Calculation steps:
[( 187 - 229 ) ÷ 229] x 100 = -18.34%
Formula
Percentage change = [(187 - 229) / 229] x 100
Subtract the new number by the original number
187 - 229 = -42
-42 ÷ 229 = -0.18340611353711792
-0.18340611353711792 x 100 = -18.34%