-98.08% is the change from 936 to 18
Calculation steps:
[( 18 - 936 ) ÷ 936] x 100 = -98.08%
Formula
Percentage change = [(18 - 936) / 936] x 100
Subtract the new number by the original number
18 - 936 = -918
-918 ÷ 936 = -0.9807692307692307
-0.9807692307692307 x 100 = -98.08%