306.71% is the change from 164 to 667
Calculation steps:
[( 667 - 164 ) ÷ 164] x 100 = 306.71%
Formula
Percentage change = [(667 - 164) / 164] x 100
Subtract the new number by the original number
667 - 164 = 503
503 ÷ 164 = 3.067073170731707
3.067073170731707 x 100 = 306.71%