-29.32% is the change from 897 to 634
Calculation steps:
[( 634 - 897 ) ÷ 897] x 100 = -29.32%
Formula
Percentage change = [(634 - 897) / 897] x 100
Subtract the new number by the original number
634 - 897 = -263
-263 ÷ 897 = -0.2931995540691193
-0.2931995540691193 x 100 = -29.32%