494.58% is the change from 166 to 987
Calculation steps:
[( 987 - 166 ) ÷ 166] x 100 = 494.58%
Formula
Percentage change = [(987 - 166) / 166] x 100
Subtract the new number by the original number
987 - 166 = 821
821 ÷ 166 = 4.945783132530121
4.945783132530121 x 100 = 494.58%