8320% is the change from 10 to 842
Calculation steps:
[( 842 - 10 ) ÷ 10] x 100 = 8320%
Formula
Percentage change = [(842 - 10) / 10] x 100
Subtract the new number by the original number
842 - 10 = 832
832 ÷ 10 = 83.2
83.2 x 100 = 8320%
Example