2.01% is the change from 897 to 915
Calculation steps:
[( 915 - 897 ) ÷ 897] x 100 = 2.01%
Formula
Percentage change = [(915 - 897) / 897] x 100
Subtract the new number by the original number
915 - 897 = 18
18 ÷ 897 = 0.020066889632107024
0.020066889632107024 x 100 = 2.01%