-0.72% is the change from 977 to 970
Calculation steps:
[( 970 - 977 ) ÷ 977] x 100 = -0.72%
Formula
Percentage change = [(970 - 977) / 977] x 100
Subtract the new number by the original number
970 - 977 = -7
-7 ÷ 977 = -0.007164790174002047
-0.007164790174002047 x 100 = -0.72%