There are literally infinite numbers that add up to make -10, but a list of whole numbers that add up to -10 are...
0 and -10
-1 and -9
-2 and -8
-3 and -7
-4 and -6
-5 and -5
However, there is an infinite number of other possibilities (such as -40 and 30 or -1.2 and -8.8)
There are literally infinite numbers that add up to make -10, but a list of whole numbers that add up to -10 are...
0 and -10
-1 and -9
-2 and -8
-3 and -7
-4 and -6
-5 and -5
However, there is an infinite number of other possibilities (such as -40 and 30 or -1.2 and -8.8)