-93.27% is the change from 981 to 66
Calculation steps:
[( 66 - 981 ) ÷ 981] x 100 = -93.27%
Formula
Percentage change = [(66 - 981) / 981] x 100
Subtract the new number by the original number
66 - 981 = -915
-915 ÷ 981 = -0.9327217125382263
-0.9327217125382263 x 100 = -93.27%