859.8% is the change from 102 to 979
Calculation steps:
[( 979 - 102 ) ÷ 102] x 100 = 859.8%
Formula
Percentage change = [(979 - 102) / 102] x 100
Subtract the new number by the original number
979 - 102 = 877
877 ÷ 102 = 8.598039215686274
8.598039215686274 x 100 = 859.8%