1300% is the change from 34 to 476
Calculation steps:
[( 476 - 34 ) ÷ 34] x 100 = 1300%
Formula
Percentage change = [(476 - 34) / 34] x 100
Subtract the new number by the original number
476 - 34 = 442
442 ÷ 34 = 13
13 x 100 = 1300%
Example