-6.13% is the change from 800 to 751
Calculation steps:
[( 751 - 800 ) ÷ 800] x 100 = -6.13%
Formula
Percentage change = [(751 - 800) / 800] x 100
Subtract the new number by the original number
751 - 800 = -49
-49 ÷ 800 = -0.06125
-0.06125 x 100 = -6.13%