-5.72% is the change from 997 to 940
Calculation steps:
[( 940 - 997 ) ÷ 997] x 100 = -5.72%
Formula
Percentage change = [(940 - 997) / 997] x 100
Subtract the new number by the original number
940 - 997 = -57
-57 ÷ 997 = -0.05717151454363089
-0.05717151454363089 x 100 = -5.72%