if the first number you listed is -8, then it would be -8,2,4
if the first number is 8 and the second number is 4, then it is 2,4,8
if the first number is 8 and the second number is -4, then it is -4,2,8
i didn’t know if the - was supposed to go with the 8 or 4 or neither. hope this helps!