-74.23% is the change from 978 to 252
Calculation steps:
[( 252 - 978 ) ÷ 978] x 100 = -74.23%
Formula
Percentage change = [(252 - 978) / 978] x 100
Subtract the new number by the original number
252 - 978 = -726
-726 ÷ 978 = -0.7423312883435583
-0.7423312883435583 x 100 = -74.23%