-8.53% is the change from 997 to 912
Calculation steps:
[( 912 - 997 ) ÷ 997] x 100 = -8.53%
Formula
Percentage change = [(912 - 997) / 997] x 100
Subtract the new number by the original number
912 - 997 = -85
-85 ÷ 997 = -0.08525576730190572
-0.08525576730190572 x 100 = -8.53%