-8.94% is the change from 302 to 275
Calculation steps:
[( 275 - 302 ) ÷ 302] x 100 = -8.94%
Formula
Percentage change = [(275 - 302) / 302] x 100
Subtract the new number by the original number
275 - 302 = -27
-27 ÷ 302 = -0.08940397350993377
-0.08940397350993377 x 100 = -8.94%