-69.86% is the change from 813 to 245
Calculation steps:
[( 245 - 813 ) ÷ 813] x 100 = -69.86%
Formula
Percentage change = [(245 - 813) / 813] x 100
Subtract the new number by the original number
245 - 813 = -568
-568 ÷ 813 = -0.6986469864698647
-0.6986469864698647 x 100 = -69.86%