69.08% is the change from 579 to 979
Calculation steps:
[( 979 - 579 ) ÷ 579] x 100 = 69.08%
Formula
Percentage change = [(979 - 579) / 579] x 100
Subtract the new number by the original number
979 - 579 = 400
400 ÷ 579 = 0.690846286701209
0.690846286701209 x 100 = 69.08%