163.82% is the change from 340 to 897
Calculation steps:
[( 897 - 340 ) ÷ 340] x 100 = 163.82%
Formula
Percentage change = [(897 - 340) / 340] x 100
Subtract the new number by the original number
897 - 340 = 557
557 ÷ 340 = 1.638235294117647
1.638235294117647 x 100 = 163.82%