-13.9% is the change from 223 to 192
Calculation steps:
[( 192 - 223 ) ÷ 223] x 100 = -13.9%
Formula
Percentage change = [(192 - 223) / 223] x 100
Subtract the new number by the original number
192 - 223 = -31
-31 ÷ 223 = -0.13901345291479822
-0.13901345291479822 x 100 = -13.9%