161.99% is the change from 171 to 448
Calculation steps:
[( 448 - 171 ) ÷ 171] x 100 = 161.99%
Formula
Percentage change = [(448 - 171) / 171] x 100
Subtract the new number by the original number
448 - 171 = 277
277 ÷ 171 = 1.6198830409356726
1.6198830409356726 x 100 = 161.99%