-25.2% is the change from 897 to 671
Calculation steps:
[( 671 - 897 ) ÷ 897] x 100 = -25.2%
Formula
Percentage change = [(671 - 897) / 897] x 100
Subtract the new number by the original number
671 - 897 = -226
-226 ÷ 897 = -0.25195094760312153
-0.25195094760312153 x 100 = -25.2%