-98.65% is the change from 964 to 13
Calculation steps:
[( 13 - 964 ) ÷ 964] x 100 = -98.65%
Formula
Percentage change = [(13 - 964) / 964] x 100
Subtract the new number by the original number
13 - 964 = -951
-951 ÷ 964 = -0.9865145228215768
-0.9865145228215768 x 100 = -98.65%