-63.79% is the change from 823 to 298
Calculation steps:
[( 298 - 823 ) ÷ 823] x 100 = -63.79%
Formula
Percentage change = [(298 - 823) / 823] x 100
Subtract the new number by the original number
298 - 823 = -525
-525 ÷ 823 = -0.637910085054678
-0.637910085054678 x 100 = -63.79%