2265% is the change from 40 to 946
Calculation steps:
[( 946 - 40 ) ÷ 40] x 100 = 2265%
Formula
Percentage change = [(946 - 40) / 40] x 100
Subtract the new number by the original number
946 - 40 = 906
906 ÷ 40 = 22.65
22.65 x 100 = 2265%
Example