320.9% is the change from 67 to 282
Calculation steps:
[( 282 - 67 ) ÷ 67] x 100 = 320.9%
Formula
Percentage change = [(282 - 67) / 67] x 100
Subtract the new number by the original number
282 - 67 = 215
215 ÷ 67 = 3.208955223880597
3.208955223880597 x 100 = 320.9%