398
Either way, you'll end up with a rational number, but you won't get a sum if you multiply.
28
-196
They are only: 1 times 2003 = 2003 because it is a prime number
-121
398
Either way, you'll end up with a rational number, but you won't get a sum if you multiply.
28
A negative and a positive number will multiply to a negative number. Other than that, -9 and -8 will satisfy your conditions.
624
-196
They are only: 1 times 2003 = 2003 because it is a prime number
58 if your trying to round up.
there are 58
0
It is not clear whether you want to add the two numbers, multiply them, or what. Moreover, in each case there are an infinite number of possibilities.