-3.17% is the change from 979 to 948
Calculation steps:
[( 948 - 979 ) ÷ 979] x 100 = -3.17%
Formula
Percentage change = [(948 - 979) / 979] x 100
Subtract the new number by the original number
948 - 979 = -31
-31 ÷ 979 = -0.031664964249233915
-0.031664964249233915 x 100 = -3.17%