737.5% is the change from 40 to 335
Calculation steps:
[( 335 - 40 ) ÷ 40] x 100 = 737.5%
Formula
Percentage change = [(335 - 40) / 40] x 100
Subtract the new number by the original number
335 - 40 = 295
295 ÷ 40 = 7.375
7.375 x 100 = 737.5%
Example