194.58% is the change from 166 to 489
Calculation steps:
[( 489 - 166 ) ÷ 166] x 100 = 194.58%
Formula
Percentage change = [(489 - 166) / 166] x 100
Subtract the new number by the original number
489 - 166 = 323
323 ÷ 166 = 1.9457831325301205
1.9457831325301205 x 100 = 194.58%