-32% is the change from 275 to 187
Calculation steps:
[( 187 - 275 ) ÷ 275] x 100 = -32%
Formula
Percentage change = [(187 - 275) / 275] x 100
Subtract the new number by the original number
187 - 275 = -88
-88 ÷ 275 = -0.32
-0.32 x 100 = -32%
Example