-30.06% is the change from 988 to 691
Calculation steps:
[( 691 - 988 ) ÷ 988] x 100 = -30.06%
Formula
Percentage change = [(691 - 988) / 988] x 100
Subtract the new number by the original number
691 - 988 = -297
-297 ÷ 988 = -0.3006072874493927
-0.3006072874493927 x 100 = -30.06%