146.46% is the change from 198 to 488
Calculation steps:
[( 488 - 198 ) ÷ 198] x 100 = 146.46%
Formula
Percentage change = [(488 - 198) / 198] x 100
Subtract the new number by the original number
488 - 198 = 290
290 ÷ 198 = 1.4646464646464648
1.4646464646464648 x 100 = 146.46%