151.52% is the change from 198 to 498
Calculation steps:
[( 498 - 198 ) ÷ 198] x 100 = 151.52%
Formula
Percentage change = [(498 - 198) / 198] x 100
Subtract the new number by the original number
498 - 198 = 300
300 ÷ 198 = 1.5151515151515151
1.5151515151515151 x 100 = 151.52%