-3.44% is the change from 813 to 785
Calculation steps:
[( 785 - 813 ) ÷ 813] x 100 = -3.44%
Formula
Percentage change = [(785 - 813) / 813] x 100
Subtract the new number by the original number
785 - 813 = -28
-28 ÷ 813 = -0.03444034440344403
-0.03444034440344403 x 100 = -3.44%