-98.03% is the change from 913 to 18
Calculation steps:
[( 18 - 913 ) ÷ 913] x 100 = -98.03%
Formula
Percentage change = [(18 - 913) / 913] x 100
Subtract the new number by the original number
18 - 913 = -895
-895 ÷ 913 = -0.9802847754654983
-0.9802847754654983 x 100 = -98.03%