331.1% is the change from 209 to 901
Calculation steps:
[( 901 - 209 ) ÷ 209] x 100 = 331.1%
Formula
Percentage change = [(901 - 209) / 209] x 100
Subtract the new number by the original number
901 - 209 = 692
692 ÷ 209 = 3.311004784688995
3.311004784688995 x 100 = 331.1%