-98.66% is the change from 969 to 13
Calculation steps:
[( 13 - 969 ) ÷ 969] x 100 = -98.66%
Formula
Percentage change = [(13 - 969) / 969] x 100
Subtract the new number by the original number
13 - 969 = -956
-956 ÷ 969 = -0.9865841073271414
-0.9865841073271414 x 100 = -98.66%