-6.63% is the change from 800 to 747
Calculation steps:
[( 747 - 800 ) ÷ 800] x 100 = -6.63%
Formula
Percentage change = [(747 - 800) / 800] x 100
Subtract the new number by the original number
747 - 800 = -53
-53 ÷ 800 = -0.06625
-0.06625 x 100 = -6.63%