-69.83% is the change from 812 to 245
Calculation steps:
[( 245 - 812 ) ÷ 812] x 100 = -69.83%
Formula
Percentage change = [(245 - 812) / 812] x 100
Subtract the new number by the original number
245 - 812 = -567
-567 ÷ 812 = -0.6982758620689655
-0.6982758620689655 x 100 = -69.83%