115.19% is the change from 79 to 170
Calculation steps:
[( 170 - 79 ) ÷ 79] x 100 = 115.19%
Formula
Percentage change = [(170 - 79) / 79] x 100
Subtract the new number by the original number
170 - 79 = 91
91 ÷ 79 = 1.1518987341772151
1.1518987341772151 x 100 = 115.19%