231.97% is the change from 147 to 488
Calculation steps:
[( 488 - 147 ) ÷ 147] x 100 = 231.97%
Formula
Percentage change = [(488 - 147) / 147] x 100
Subtract the new number by the original number
488 - 147 = 341
341 ÷ 147 = 2.3197278911564627
2.3197278911564627 x 100 = 231.97%