2312.5% is the change from 40 to 965
Calculation steps:
[( 965 - 40 ) ÷ 40] x 100 = 2312.5%
Formula
Percentage change = [(965 - 40) / 40] x 100
Subtract the new number by the original number
965 - 40 = 925
925 ÷ 40 = 23.125
23.125 x 100 = 2312.5%
Example