439.41% is the change from 170 to 917
Calculation steps:
[( 917 - 170 ) ÷ 170] x 100 = 439.41%
Formula
Percentage change = [(917 - 170) / 170] x 100
Subtract the new number by the original number
917 - 170 = 747
747 ÷ 170 = 4.394117647058824
4.394117647058824 x 100 = 439.41%