-98.12% is the change from 959 to 18
Calculation steps:
[( 18 - 959 ) ÷ 959] x 100 = -98.12%
Formula
Percentage change = [(18 - 959) / 959] x 100
Subtract the new number by the original number
18 - 959 = -941
-941 ÷ 959 = -0.9812304483837331
-0.9812304483837331 x 100 = -98.12%