-25.43% is the change from 869 to 648
Calculation steps:
[( 648 - 869 ) ÷ 869] x 100 = -25.43%
Formula
Percentage change = [(648 - 869) / 869] x 100
Subtract the new number by the original number
648 - 869 = -221
-221 ÷ 869 = -0.25431530494821636
-0.25431530494821636 x 100 = -25.43%