300.5% is the change from 201 to 805
Calculation steps:
[( 805 - 201 ) ÷ 201] x 100 = 300.5%
Formula
Percentage change = [(805 - 201) / 201] x 100
Subtract the new number by the original number
805 - 201 = 604
604 ÷ 201 = 3.0049751243781095
3.0049751243781095 x 100 = 300.5%