980.77% is the change from 78 to 843
Calculation steps:
[( 843 - 78 ) ÷ 78] x 100 = 980.77%
Formula
Percentage change = [(843 - 78) / 78] x 100
Subtract the new number by the original number
843 - 78 = 765
765 ÷ 78 = 9.807692307692308
9.807692307692308 x 100 = 980.77%