-23.51% is the change from 991 to 758
Calculation steps:
[( 758 - 991 ) ÷ 991] x 100 = -23.51%
Formula
Percentage change = [(758 - 991) / 991] x 100
Subtract the new number by the original number
758 - 991 = -233
-233 ÷ 991 = -0.23511604439959638
-0.23511604439959638 x 100 = -23.51%