-6.07% is the change from 988 to 928
Calculation steps:
[( 928 - 988 ) ÷ 988] x 100 = -6.07%
Formula
Percentage change = [(928 - 988) / 988] x 100
Subtract the new number by the original number
928 - 988 = -60
-60 ÷ 988 = -0.06072874493927125
-0.06072874493927125 x 100 = -6.07%