-97.75% is the change from 978 to 22
Calculation steps:
[( 22 - 978 ) ÷ 978] x 100 = -97.75%
Formula
Percentage change = [(22 - 978) / 978] x 100
Subtract the new number by the original number
22 - 978 = -956
-956 ÷ 978 = -0.9775051124744376
-0.9775051124744376 x 100 = -97.75%