Live (Positive & negative numbers)

What do you call numbers that are greater than zero and to the right of zero on the number line?

-10 + 4 =

15-10=

Will the sum of -6 -7 be positive or negative?

What do you call numbers that are less than zero and located to the left of zero on the number line?

Will the sum of 2 -8 be positive or negative?

-6-11=

-3- -7=

When the temperature rise we add or subtract

When the temperature cools down we add or subtract