-24.55% is the change from 277 to 209
Calculation steps:
[( 209 - 277 ) ÷ 277] x 100 = -24.55%
Formula
Percentage change = [(209 - 277) / 277] x 100
Subtract the new number by the original number
209 - 277 = -68
-68 ÷ 277 = -0.24548736462093862
-0.24548736462093862 x 100 = -24.55%