-22.7% is the change from 978 to 756
Calculation steps:
[( 756 - 978 ) ÷ 978] x 100 = -22.7%
Formula
Percentage change = [(756 - 978) / 978] x 100
Subtract the new number by the original number
756 - 978 = -222
-222 ÷ 978 = -0.22699386503067484
-0.22699386503067484 x 100 = -22.7%