-28.24% is the change from 896 to 643
Calculation steps:
[( 643 - 896 ) ÷ 896] x 100 = -28.24%
Formula
Percentage change = [(643 - 896) / 896] x 100
Subtract the new number by the original number
643 - 896 = -253
-253 ÷ 896 = -0.28236607142857145
-0.28236607142857145 x 100 = -28.24%