164.41% is the change from 340 to 899
Calculation steps:
[( 899 - 340 ) ÷ 340] x 100 = 164.41%
Formula
Percentage change = [(899 - 340) / 340] x 100
Subtract the new number by the original number
899 - 340 = 559
559 ÷ 340 = 1.6441176470588235
1.6441176470588235 x 100 = 164.41%