985.9% is the change from 78 to 847
Calculation steps:
[( 847 - 78 ) ÷ 78] x 100 = 985.9%
Formula
Percentage change = [(847 - 78) / 78] x 100
Subtract the new number by the original number
847 - 78 = 769
769 ÷ 78 = 9.85897435897436
9.85897435897436 x 100 = 985.9%