315.75% is the change from 146 to 607
Calculation steps:
[( 607 - 146 ) ÷ 146] x 100 = 315.75%
Formula
Percentage change = [(607 - 146) / 146] x 100
Subtract the new number by the original number
607 - 146 = 461
461 ÷ 146 = 3.1575342465753424
3.1575342465753424 x 100 = 315.75%