56.16% is the change from 276 to 431
Calculation steps:
[( 431 - 276 ) ÷ 276] x 100 = 56.16%
Formula
Percentage change = [(431 - 276) / 276] x 100
Subtract the new number by the original number
431 - 276 = 155
155 ÷ 276 = 0.5615942028985508
0.5615942028985508 x 100 = 56.16%