936.59% is the change from 82 to 850
Calculation steps:
[( 850 - 82 ) ÷ 82] x 100 = 936.59%
Formula
Percentage change = [(850 - 82) / 82] x 100
Subtract the new number by the original number
850 - 82 = 768
768 ÷ 82 = 9.365853658536585
9.365853658536585 x 100 = 936.59%