122.68% is the change from 366 to 815
Calculation steps:
[( 815 - 366 ) ÷ 366] x 100 = 122.68%
Formula
Percentage change = [(815 - 366) / 366] x 100
Subtract the new number by the original number
815 - 366 = 449
449 ÷ 366 = 1.226775956284153
1.226775956284153 x 100 = 122.68%