-8.88% is the change from 304 to 277
Calculation steps:
[( 277 - 304 ) ÷ 304] x 100 = -8.88%
Formula
Percentage change = [(277 - 304) / 304] x 100
Subtract the new number by the original number
277 - 304 = -27
-27 ÷ 304 = -0.08881578947368421
-0.08881578947368421 x 100 = -8.88%