858.82% is the change from 102 to 978
Calculation steps:
[( 978 - 102 ) ÷ 102] x 100 = 858.82%
Formula
Percentage change = [(978 - 102) / 102] x 100
Subtract the new number by the original number
978 - 102 = 876
876 ÷ 102 = 8.588235294117647
8.588235294117647 x 100 = 858.82%