-18.3% is the change from 235 to 192
Calculation steps:
[( 192 - 235 ) ÷ 235] x 100 = -18.3%
Formula
Percentage change = [(192 - 235) / 235] x 100
Subtract the new number by the original number
192 - 235 = -43
-43 ÷ 235 = -0.1829787234042553
-0.1829787234042553 x 100 = -18.3%