97.61% is the change from 251 to 496
Calculation steps:
[( 496 - 251 ) ÷ 251] x 100 = 97.61%
Formula
Percentage change = [(496 - 251) / 251] x 100
Subtract the new number by the original number
496 - 251 = 245
245 ÷ 251 = 0.9760956175298805
0.9760956175298805 x 100 = 97.61%