Respuesta :
So basically, in the middle of the number line, there's zero.
Anything left of zero, is negative. Anything right of zero is positive:
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-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10
Anything left of zero, is negative. Anything right of zero is positive:
____________________________________________________________
-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10