358.21% is the change from 67 to 307
Calculation steps:
[( 307 - 67 ) ÷ 67] x 100 = 358.21%
Formula
Percentage change = [(307 - 67) / 67] x 100
Subtract the new number by the original number
307 - 67 = 240
240 ÷ 67 = 3.582089552238806
3.582089552238806 x 100 = 358.21%