-1.64% is the change from 978 to 962
Calculation steps:
[( 962 - 978 ) ÷ 978] x 100 = -1.64%
Formula
Percentage change = [(962 - 978) / 978] x 100
Subtract the new number by the original number
962 - 978 = -16
-16 ÷ 978 = -0.016359918200409
-0.016359918200409 x 100 = -1.64%