245.77% is the change from 142 to 491
Calculation steps:
[( 491 - 142 ) ÷ 142] x 100 = 245.77%
Formula
Percentage change = [(491 - 142) / 142] x 100
Subtract the new number by the original number
491 - 142 = 349
349 ÷ 142 = 2.4577464788732395
2.4577464788732395 x 100 = 245.77%