-8.42% is the change from 819 to 750
Calculation steps:
[( 750 - 819 ) ÷ 819] x 100 = -8.42%
Formula
Percentage change = [(750 - 819) / 819] x 100
Subtract the new number by the original number
750 - 819 = -69
-69 ÷ 819 = -0.08424908424908426
-0.08424908424908426 x 100 = -8.42%