-21.08% is the change from 223 to 176
Calculation steps:
[( 176 - 223 ) ÷ 223] x 100 = -21.08%
Formula
Percentage change = [(176 - 223) / 223] x 100
Subtract the new number by the original number
176 - 223 = -47
-47 ÷ 223 = -0.21076233183856502
-0.21076233183856502 x 100 = -21.08%