54.18% is the change from 491 to 757
Calculation steps:
[( 757 - 491 ) ÷ 491] x 100 = 54.18%
Formula
Percentage change = [(757 - 491) / 491] x 100
Subtract the new number by the original number
757 - 491 = 266
266 ÷ 491 = 0.5417515274949084
0.5417515274949084 x 100 = 54.18%