-2.84% is the change from 987 to 959
Calculation steps:
[( 959 - 987 ) ÷ 987] x 100 = -2.84%
Formula
Percentage change = [(959 - 987) / 987] x 100
Subtract the new number by the original number
959 - 987 = -28
-28 ÷ 987 = -0.028368794326241134
-0.028368794326241134 x 100 = -2.84%