-64.14% is the change from 831 to 298
Calculation steps:
[( 298 - 831 ) ÷ 831] x 100 = -64.14%
Formula
Percentage change = [(298 - 831) / 831] x 100
Subtract the new number by the original number
298 - 831 = -533
-533 ÷ 831 = -0.641395908543923
-0.641395908543923 x 100 = -64.14%