-0.31% is the change from 970 to 967
Calculation steps:
[( 967 - 970 ) ÷ 970] x 100 = -0.31%
Formula
Percentage change = [(967 - 970) / 970] x 100
Subtract the new number by the original number
967 - 970 = -3
-3 ÷ 970 = -0.003092783505154639
-0.003092783505154639 x 100 = -0.31%