3000% is the change from 11 to 341
Calculation steps:
[( 341 - 11 ) ÷ 11] x 100 = 3000%
Formula
Percentage change = [(341 - 11) / 11] x 100
Subtract the new number by the original number
341 - 11 = 330
330 ÷ 11 = 30
30 x 100 = 3000%
Example