247.18% is the change from 142 to 493
Calculation steps:
[( 493 - 142 ) ÷ 142] x 100 = 247.18%
Formula
Percentage change = [(493 - 142) / 142] x 100
Subtract the new number by the original number
493 - 142 = 351
351 ÷ 142 = 2.471830985915493
2.471830985915493 x 100 = 247.18%