489.16% is the change from 166 to 978
Calculation steps:
[( 978 - 166 ) ÷ 166] x 100 = 489.16%
Formula
Percentage change = [(978 - 166) / 166] x 100
Subtract the new number by the original number
978 - 166 = 812
812 ÷ 166 = 4.891566265060241
4.891566265060241 x 100 = 489.16%