-92.53% is the change from 991 to 74
Calculation steps:
[( 74 - 991 ) ÷ 991] x 100 = -92.53%
Formula
Percentage change = [(74 - 991) / 991] x 100
Subtract the new number by the original number
74 - 991 = -917
-917 ÷ 991 = -0.9253279515640767
-0.9253279515640767 x 100 = -92.53%