233.1% is the change from 145 to 483
Calculation steps:
[( 483 - 145 ) ÷ 145] x 100 = 233.1%
Formula
Percentage change = [(483 - 145) / 145] x 100
Subtract the new number by the original number
483 - 145 = 338
338 ÷ 145 = 2.331034482758621
2.331034482758621 x 100 = 233.1%