93.31% is the change from 254 to 491
Calculation steps:
[( 491 - 254 ) ÷ 254] x 100 = 93.31%
Formula
Percentage change = [(491 - 254) / 254] x 100
Subtract the new number by the original number
491 - 254 = 237
237 ÷ 254 = 0.9330708661417323
0.9330708661417323 x 100 = 93.31%