-7.5% is the change from 987 to 913
Calculation steps:
[( 913 - 987 ) ÷ 987] x 100 = -7.5%
Formula
Percentage change = [(913 - 987) / 987] x 100
Subtract the new number by the original number
913 - 987 = -74
-74 ÷ 987 = -0.07497467071935157
-0.07497467071935157 x 100 = -7.5%