7369.23% is the change from 13 to 971
Calculation steps:
[( 971 - 13 ) ÷ 13] x 100 = 7369.23%
Formula
Percentage change = [(971 - 13) / 13] x 100
Subtract the new number by the original number
971 - 13 = 958
958 ÷ 13 = 73.6923076923077
73.6923076923077 x 100 = 7369.23%