-6.65% is the change from 978 to 913
Calculation steps:
[( 913 - 978 ) ÷ 978] x 100 = -6.65%
Formula
Percentage change = [(913 - 978) / 978] x 100
Subtract the new number by the original number
913 - 978 = -65
-65 ÷ 978 = -0.06646216768916155
-0.06646216768916155 x 100 = -6.65%