3036.36% is the change from 11 to 345
Calculation steps:
[( 345 - 11 ) ÷ 11] x 100 = 3036.36%
Formula
Percentage change = [(345 - 11) / 11] x 100
Subtract the new number by the original number
345 - 11 = 334
334 ÷ 11 = 30.363636363636363
30.363636363636363 x 100 = 3036.36%