-35.27% is the change from 275 to 178
Calculation steps:
[( 178 - 275 ) ÷ 275] x 100 = -35.27%
Formula
Percentage change = [(178 - 275) / 275] x 100
Subtract the new number by the original number
178 - 275 = -97
-97 ÷ 275 = -0.3527272727272727
-0.3527272727272727 x 100 = -35.27%