-0.41% is the change from 981 to 977
Calculation steps:
[( 977 - 981 ) ÷ 981] x 100 = -0.41%
Formula
Percentage change = [(977 - 981) / 981] x 100
Subtract the new number by the original number
977 - 981 = -4
-4 ÷ 981 = -0.004077471967380225
-0.004077471967380225 x 100 = -0.41%