349.4% is the change from 166 to 746
Calculation steps:
[( 746 - 166 ) ÷ 166] x 100 = 349.4%
Formula
Percentage change = [(746 - 166) / 166] x 100
Subtract the new number by the original number
746 - 166 = 580
580 ÷ 166 = 3.4939759036144578
3.4939759036144578 x 100 = 349.4%