42.55% is the change from 470 to 670
Calculation steps:
[( 670 - 470 ) ÷ 470] x 100 = 42.55%
Formula
Percentage change = [(670 - 470) / 470] x 100
Subtract the new number by the original number
670 - 470 = 200
200 ÷ 470 = 0.425531914893617
0.425531914893617 x 100 = 42.55%