-26.31% is the change from 897 to 661
Calculation steps:
[( 661 - 897 ) ÷ 897] x 100 = -26.31%
Formula
Percentage change = [(661 - 897) / 897] x 100
Subtract the new number by the original number
661 - 897 = -236
-236 ÷ 897 = -0.2630992196209587
-0.2630992196209587 x 100 = -26.31%