-21.84% is the change from 980 to 766
Calculation steps:
[( 766 - 980 ) ÷ 980] x 100 = -21.84%
Formula
Percentage change = [(766 - 980) / 980] x 100
Subtract the new number by the original number
766 - 980 = -214
-214 ÷ 980 = -0.21836734693877552
-0.21836734693877552 x 100 = -21.84%