116.11% is the change from 391 to 845
Calculation steps:
[( 845 - 391 ) ÷ 391] x 100 = 116.11%
Formula
Percentage change = [(845 - 391) / 391] x 100
Subtract the new number by the original number
845 - 391 = 454
454 ÷ 391 = 1.1611253196930946
1.1611253196930946 x 100 = 116.11%