404.22% is the change from 166 to 837
Calculation steps:
[( 837 - 166 ) ÷ 166] x 100 = 404.22%
Formula
Percentage change = [(837 - 166) / 166] x 100
Subtract the new number by the original number
837 - 166 = 671
671 ÷ 166 = 4.042168674698795
4.042168674698795 x 100 = 404.22%