-3.1% is the change from 967 to 937
Calculation steps:
[( 937 - 967 ) ÷ 967] x 100 = -3.1%
Formula
Percentage change = [(937 - 967) / 967] x 100
Subtract the new number by the original number
937 - 967 = -30
-30 ÷ 967 = -0.031023784901758014
-0.031023784901758014 x 100 = -3.1%