2237.5% is the change from 40 to 935
Calculation steps:
[( 935 - 40 ) ÷ 40] x 100 = 2237.5%
Formula
Percentage change = [(935 - 40) / 40] x 100
Subtract the new number by the original number
935 - 40 = 895
895 ÷ 40 = 22.375
22.375 x 100 = 2237.5%
Example