-3.27% is the change from 979 to 947
Calculation steps:
[( 947 - 979 ) ÷ 979] x 100 = -3.27%
Formula
Percentage change = [(947 - 979) / 979] x 100
Subtract the new number by the original number
947 - 979 = -32
-32 ÷ 979 = -0.03268641470888662
-0.03268641470888662 x 100 = -3.27%