42.86% is the change from 700 to 1000
Calculation steps:
[( 1000 - 700 ) ÷ 700] x 100 = 42.86%
Formula
Percentage change = [(1000 - 700) / 700] x 100
Subtract the new number by the original number
1000 - 700 = 300
300 ÷ 700 = 0.42857142857142855
0.42857142857142855 x 100 = 42.86%