157.23% is the change from 166 to 427
Calculation steps:
[( 427 - 166 ) ÷ 166] x 100 = 157.23%
Formula
Percentage change = [(427 - 166) / 166] x 100
Subtract the new number by the original number
427 - 166 = 261
261 ÷ 166 = 1.572289156626506
1.572289156626506 x 100 = 157.23%