42950% is the change from 2 to 861
Calculation steps:
[( 861 - 2 ) ÷ 2] x 100 = 42950%
Formula
Percentage change = [(861 - 2) / 2] x 100
Subtract the new number by the original number
861 - 2 = 859
859 ÷ 2 = 429.5
429.5 x 100 = 42950%
Example