-5.66% is the change from 831 to 784
Calculation steps:
[( 784 - 831 ) ÷ 831] x 100 = -5.66%
Formula
Percentage change = [(784 - 831) / 831] x 100
Subtract the new number by the original number
784 - 831 = -47
-47 ÷ 831 = -0.056558363417569195
-0.056558363417569195 x 100 = -5.66%