46.61% is the change from 457 to 670
Calculation steps:
[( 670 - 457 ) ÷ 457] x 100 = 46.61%
Formula
Percentage change = [(670 - 457) / 457] x 100
Subtract the new number by the original number
670 - 457 = 213
213 ÷ 457 = 0.4660831509846827
0.4660831509846827 x 100 = 46.61%