593.88% is the change from 49 to 340
Calculation steps:
[( 340 - 49 ) ÷ 49] x 100 = 593.88%
Formula
Percentage change = [(340 - 49) / 49] x 100
Subtract the new number by the original number
340 - 49 = 291
291 ÷ 49 = 5.938775510204081
5.938775510204081 x 100 = 593.88%