-98.46% is the change from 976 to 15
Calculation steps:
[( 15 - 976 ) ÷ 976] x 100 = -98.46%
Formula
Percentage change = [(15 - 976) / 976] x 100
Subtract the new number by the original number
15 - 976 = -961
-961 ÷ 976 = -0.9846311475409836
-0.9846311475409836 x 100 = -98.46%