40% is the change from 700 to 980
Calculation steps:
[( 980 - 700 ) ÷ 700] x 100 = 40%
Formula
Percentage change = [(980 - 700) / 700] x 100
Subtract the new number by the original number
980 - 700 = 280
280 ÷ 700 = 0.4
0.4 x 100 = 40%
Example