1092.5% is the change from 40 to 477
Calculation steps:
[( 477 - 40 ) ÷ 40] x 100 = 1092.5%
Formula
Percentage change = [(477 - 40) / 40] x 100
Subtract the new number by the original number
477 - 40 = 437
437 ÷ 40 = 10.925
10.925 x 100 = 1092.5%
Example