1000% is the change from 41 to 451
Calculation steps:
[( 451 - 41 ) ÷ 41] x 100 = 1000%
Formula
Percentage change = [(451 - 41) / 41] x 100
Subtract the new number by the original number
451 - 41 = 410
410 ÷ 41 = 10
10 x 100 = 1000%
Example