-68.44% is the change from 976 to 308
Calculation steps:
[( 308 - 976 ) ÷ 976] x 100 = -68.44%
Formula
Percentage change = [(308 - 976) / 976] x 100
Subtract the new number by the original number
308 - 976 = -668
-668 ÷ 976 = -0.6844262295081968
-0.6844262295081968 x 100 = -68.44%