42.86% is the change from 490 to 700
Calculation steps:
[( 700 - 490 ) ÷ 490] x 100 = 42.86%
Formula
Percentage change = [(700 - 490) / 490] x 100
Subtract the new number by the original number
700 - 490 = 210
210 ÷ 490 = 0.42857142857142855
0.42857142857142855 x 100 = 42.86%