675.23% is the change from 109 to 845
Calculation steps:
[( 845 - 109 ) ÷ 109] x 100 = 675.23%
Formula
Percentage change = [(845 - 109) / 109] x 100
Subtract the new number by the original number
845 - 109 = 736
736 ÷ 109 = 6.752293577981652
6.752293577981652 x 100 = 675.23%