498.19% is the change from 166 to 993
Calculation steps:
[( 993 - 166 ) ÷ 166] x 100 = 498.19%
Formula
Percentage change = [(993 - 166) / 166] x 100
Subtract the new number by the original number
993 - 166 = 827
827 ÷ 166 = 4.981927710843373
4.981927710843373 x 100 = 498.19%