309.04% is the change from 166 to 679
Calculation steps:
[( 679 - 166 ) ÷ 166] x 100 = 309.04%
Formula
Percentage change = [(679 - 166) / 166] x 100
Subtract the new number by the original number
679 - 166 = 513
513 ÷ 166 = 3.0903614457831323
3.0903614457831323 x 100 = 309.04%