176.72% is the change from 305 to 844
Calculation steps:
[( 844 - 305 ) ÷ 305] x 100 = 176.72%
Formula
Percentage change = [(844 - 305) / 305] x 100
Subtract the new number by the original number
844 - 305 = 539
539 ÷ 305 = 1.7672131147540984
1.7672131147540984 x 100 = 176.72%