-31.28% is the change from 988 to 679
Calculation steps:
[( 679 - 988 ) ÷ 988] x 100 = -31.28%
Formula
Percentage change = [(679 - 988) / 988] x 100
Subtract the new number by the original number
679 - 988 = -309
-309 ÷ 988 = -0.31275303643724695
-0.31275303643724695 x 100 = -31.28%