-3.36% is the change from 981 to 948
Calculation steps:
[( 948 - 981 ) ÷ 981] x 100 = -3.36%
Formula
Percentage change = [(948 - 981) / 981] x 100
Subtract the new number by the original number
948 - 981 = -33
-33 ÷ 981 = -0.03363914373088685
-0.03363914373088685 x 100 = -3.36%