-7.29% is the change from 192 to 178
Calculation steps:
[( 178 - 192 ) ÷ 192] x 100 = -7.29%
Formula
Percentage change = [(178 - 192) / 192] x 100
Subtract the new number by the original number
178 - 192 = -14
-14 ÷ 192 = -0.07291666666666667
-0.07291666666666667 x 100 = -7.29%