486.47% is the change from 170 to 997
Calculation steps:
[( 997 - 170 ) ÷ 170] x 100 = 486.47%
Formula
Percentage change = [(997 - 170) / 170] x 100
Subtract the new number by the original number
997 - 170 = 827
827 ÷ 170 = 4.864705882352941
4.864705882352941 x 100 = 486.47%