-3.81% is the change from 970 to 933
Calculation steps:
[( 933 - 970 ) ÷ 970] x 100 = -3.81%
Formula
Percentage change = [(933 - 970) / 970] x 100
Subtract the new number by the original number
933 - 970 = -37
-37 ÷ 970 = -0.03814432989690722
-0.03814432989690722 x 100 = -3.81%