-98.64% is the change from 953 to 13
Calculation steps:
[( 13 - 953 ) ÷ 953] x 100 = -98.64%
Formula
Percentage change = [(13 - 953) / 953] x 100
Subtract the new number by the original number
13 - 953 = -940
-940 ÷ 953 = -0.9863588667366212
-0.9863588667366212 x 100 = -98.64%