20300% is the change from 3 to 612
Calculation steps:
[( 612 - 3 ) ÷ 3] x 100 = 20300%
Formula
Percentage change = [(612 - 3) / 3] x 100
Subtract the new number by the original number
612 - 3 = 609
609 ÷ 3 = 203
203 x 100 = 20300%
Example