-9.3% is the change from 839 to 761
Calculation steps:
[( 761 - 839 ) ÷ 839] x 100 = -9.3%
Formula
Percentage change = [(761 - 839) / 839] x 100
Subtract the new number by the original number
761 - 839 = -78
-78 ÷ 839 = -0.09296781883194279
-0.09296781883194279 x 100 = -9.3%