-8.09% is the change from 816 to 750
Calculation steps:
[( 750 - 816 ) ÷ 816] x 100 = -8.09%
Formula
Percentage change = [(750 - 816) / 816] x 100
Subtract the new number by the original number
750 - 816 = -66
-66 ÷ 816 = -0.08088235294117647
-0.08088235294117647 x 100 = -8.09%