-3.82% is the change from 288 to 277
Calculation steps:
[( 277 - 288 ) ÷ 288] x 100 = -3.82%
Formula
Percentage change = [(277 - 288) / 288] x 100
Subtract the new number by the original number
277 - 288 = -11
-11 ÷ 288 = -0.03819444444444445
-0.03819444444444445 x 100 = -3.82%