-18.64% is the change from 236 to 192
Calculation steps:
[( 192 - 236 ) ÷ 236] x 100 = -18.64%
Formula
Percentage change = [(192 - 236) / 236] x 100
Subtract the new number by the original number
192 - 236 = -44
-44 ÷ 236 = -0.1864406779661017
-0.1864406779661017 x 100 = -18.64%