-72.6% is the change from 978 to 268
Calculation steps:
[( 268 - 978 ) ÷ 978] x 100 = -72.6%
Formula
Percentage change = [(268 - 978) / 978] x 100
Subtract the new number by the original number
268 - 978 = -710
-710 ÷ 978 = -0.7259713701431493
-0.7259713701431493 x 100 = -72.6%