-22.6% is the change from 978 to 757
Calculation steps:
[( 757 - 978 ) ÷ 978] x 100 = -22.6%
Formula
Percentage change = [(757 - 978) / 978] x 100
Subtract the new number by the original number
757 - 978 = -221
-221 ÷ 978 = -0.22597137014314927
-0.22597137014314927 x 100 = -22.6%