-24.63% is the change from 881 to 664
Calculation steps:
[( 664 - 881 ) ÷ 881] x 100 = -24.63%
Formula
Percentage change = [(664 - 881) / 881] x 100
Subtract the new number by the original number
664 - 881 = -217
-217 ÷ 881 = -0.246311010215664
-0.246311010215664 x 100 = -24.63%