300.5% is the change from 202 to 809
Calculation steps:
[( 809 - 202 ) ÷ 202] x 100 = 300.5%
Formula
Percentage change = [(809 - 202) / 202] x 100
Subtract the new number by the original number
809 - 202 = 607
607 ÷ 202 = 3.004950495049505
3.004950495049505 x 100 = 300.5%