-97.05% is the change from 814 to 24
Calculation steps:
[( 24 - 814 ) ÷ 814] x 100 = -97.05%
Formula
Percentage change = [(24 - 814) / 814] x 100
Subtract the new number by the original number
24 - 814 = -790
-790 ÷ 814 = -0.9705159705159705
-0.9705159705159705 x 100 = -97.05%