121.04% is the change from 366 to 809
Calculation steps:
[( 809 - 366 ) ÷ 366] x 100 = 121.04%
Formula
Percentage change = [(809 - 366) / 366] x 100
Subtract the new number by the original number
809 - 366 = 443
443 ÷ 366 = 1.210382513661202
1.210382513661202 x 100 = 121.04%