Question

When you have a positive and a negative do you add or subtract
plz answer fast thank you

Answer 1

Both. try -20 + 15. -20,-19,-18,-17,-16,-15,-14,-13,-12,-11,-10,-9,-8,-7,-6,-5. The answer is -5. Now you try 10 - 15 by yourself.

Answer 2

(-)(-) = +

(-)(+) = -

that's the rule...hope that helps:D