-37.66% is the change from 308 to 192
Calculation steps:
[( 192 - 308 ) ÷ 308] x 100 = -37.66%
Formula
Percentage change = [(192 - 308) / 308] x 100
Subtract the new number by the original number
192 - 308 = -116
-116 ÷ 308 = -0.37662337662337664
-0.37662337662337664 x 100 = -37.66%