174.92% is the change from 307 to 844
Calculation steps:
[( 844 - 307 ) ÷ 307] x 100 = 174.92%
Formula
Percentage change = [(844 - 307) / 307] x 100
Subtract the new number by the original number
844 - 307 = 537
537 ÷ 307 = 1.749185667752443
1.749185667752443 x 100 = 174.92%