129.73% is the change from 74 to 170
Calculation steps:
[( 170 - 74 ) ÷ 74] x 100 = 129.73%
Formula
Percentage change = [(170 - 74) / 74] x 100
Subtract the new number by the original number
170 - 74 = 96
96 ÷ 74 = 1.2972972972972974
1.2972972972972974 x 100 = 129.73%