31.28% is the change from 211 to 277
Calculation steps:
[( 277 - 211 ) ÷ 211] x 100 = 31.28%
Formula
Percentage change = [(277 - 211) / 211] x 100
Subtract the new number by the original number
277 - 211 = 66
66 ÷ 211 = 0.3127962085308057
0.3127962085308057 x 100 = 31.28%