146.06% is the change from 343 to 844
Calculation steps:
[( 844 - 343 ) ÷ 343] x 100 = 146.06%
Formula
Percentage change = [(844 - 343) / 343] x 100
Subtract the new number by the original number
844 - 343 = 501
501 ÷ 343 = 1.4606413994169096
1.4606413994169096 x 100 = 146.06%