1815.79% is the change from 19 to 364
Calculation steps:
[( 364 - 19 ) ÷ 19] x 100 = 1815.79%
Formula
Percentage change = [(364 - 19) / 19] x 100
Subtract the new number by the original number
364 - 19 = 345
345 ÷ 19 = 18.157894736842106
18.157894736842106 x 100 = 1815.79%