75.88% is the change from 170 to 299
Calculation steps:
[( 299 - 170 ) ÷ 170] x 100 = 75.88%
Formula
Percentage change = [(299 - 170) / 170] x 100
Subtract the new number by the original number
299 - 170 = 129
129 ÷ 170 = 0.7588235294117647
0.7588235294117647 x 100 = 75.88%