297.26% is the change from 146 to 580
Calculation steps:
[( 580 - 146 ) ÷ 146] x 100 = 297.26%
Formula
Percentage change = [(580 - 146) / 146] x 100
Subtract the new number by the original number
580 - 146 = 434
434 ÷ 146 = 2.9726027397260273
2.9726027397260273 x 100 = 297.26%