-23.83% is the change from 277 to 211
Calculation steps:
[( 211 - 277 ) ÷ 277] x 100 = -23.83%
Formula
Percentage change = [(211 - 277) / 277] x 100
Subtract the new number by the original number
211 - 277 = -66
-66 ÷ 277 = -0.23826714801444043
-0.23826714801444043 x 100 = -23.83%