675.51% is the change from 49 to 380
Calculation steps:
[( 380 - 49 ) ÷ 49] x 100 = 675.51%
Formula
Percentage change = [(380 - 49) / 49] x 100
Subtract the new number by the original number
380 - 49 = 331
331 ÷ 49 = 6.755102040816326
6.755102040816326 x 100 = 675.51%