302.96% is the change from 203 to 818
Calculation steps:
[( 818 - 203 ) ÷ 203] x 100 = 302.96%
Formula
Percentage change = [(818 - 203) / 203] x 100
Subtract the new number by the original number
818 - 203 = 615
615 ÷ 203 = 3.0295566502463056
3.0295566502463056 x 100 = 302.96%