-92.33% is the change from 991 to 76
Calculation steps:
[( 76 - 991 ) ÷ 991] x 100 = -92.33%
Formula
Percentage change = [(76 - 991) / 991] x 100
Subtract the new number by the original number
76 - 991 = -915
-915 ÷ 991 = -0.9233097880928355
-0.9233097880928355 x 100 = -92.33%