486.21% is the change from 58 to 340
Calculation steps:
[( 340 - 58 ) ÷ 58] x 100 = 486.21%
Formula
Percentage change = [(340 - 58) / 58] x 100
Subtract the new number by the original number
340 - 58 = 282
282 ÷ 58 = 4.862068965517241
4.862068965517241 x 100 = 486.21%