78.97% is the change from 390 to 698
Calculation steps:
[( 698 - 390 ) ÷ 390] x 100 = 78.97%
Formula
Percentage change = [(698 - 390) / 390] x 100
Subtract the new number by the original number
698 - 390 = 308
308 ÷ 390 = 0.7897435897435897
0.7897435897435897 x 100 = 78.97%