1002.5% is the change from 40 to 441
Calculation steps:
[( 441 - 40 ) ÷ 40] x 100 = 1002.5%
Formula
Percentage change = [(441 - 40) / 40] x 100
Subtract the new number by the original number
441 - 40 = 401
401 ÷ 40 = 10.025
10.025 x 100 = 1002.5%
Example