-9.53% is the change from 829 to 750
Calculation steps:
[( 750 - 829 ) ÷ 829] x 100 = -9.53%
Formula
Percentage change = [(750 - 829) / 829] x 100
Subtract the new number by the original number
750 - 829 = -79
-79 ÷ 829 = -0.09529553679131483
-0.09529553679131483 x 100 = -9.53%