2320% is the change from 40 to 968
Calculation steps:
[( 968 - 40 ) ÷ 40] x 100 = 2320%
Formula
Percentage change = [(968 - 40) / 40] x 100
Subtract the new number by the original number
968 - 40 = 928
928 ÷ 40 = 23.2
23.2 x 100 = 2320%
Example