-8.12% is the change from 813 to 747
Calculation steps:
[( 747 - 813 ) ÷ 813] x 100 = -8.12%
Formula
Percentage change = [(747 - 813) / 813] x 100
Subtract the new number by the original number
747 - 813 = -66
-66 ÷ 813 = -0.08118081180811808
-0.08118081180811808 x 100 = -8.12%