-0.71% is the change from 985 to 978
Calculation steps:
[( 978 - 985 ) ÷ 985] x 100 = -0.71%
Formula
Percentage change = [(978 - 985) / 985] x 100
Subtract the new number by the original number
978 - 985 = -7
-7 ÷ 985 = -0.007106598984771574
-0.007106598984771574 x 100 = -0.71%