-10.49% is the change from 839 to 751
Calculation steps:
[( 751 - 839 ) ÷ 839] x 100 = -10.49%
Formula
Percentage change = [(751 - 839) / 839] x 100
Subtract the new number by the original number
751 - 839 = -88
-88 ÷ 839 = -0.10488676996424315
-0.10488676996424315 x 100 = -10.49%