698.17% is the change from 109 to 870
Calculation steps:
[( 870 - 109 ) ÷ 109] x 100 = 698.17%
Formula
Percentage change = [(870 - 109) / 109] x 100
Subtract the new number by the original number
870 - 109 = 761
761 ÷ 109 = 6.981651376146789
6.981651376146789 x 100 = 698.17%