-17.94% is the change from 959 to 787
Calculation steps:
[( 787 - 959 ) ÷ 959] x 100 = -17.94%
Formula
Percentage change = [(787 - 959) / 959] x 100
Subtract the new number by the original number
787 - 959 = -172
-172 ÷ 959 = -0.17935349322210636
-0.17935349322210636 x 100 = -17.94%