2085% is the change from 40 to 874
Calculation steps:
[( 874 - 40 ) ÷ 40] x 100 = 2085%
Formula
Percentage change = [(874 - 40) / 40] x 100
Subtract the new number by the original number
874 - 40 = 834
834 ÷ 40 = 20.85
20.85 x 100 = 2085%
Example