Question

Add. Use counters or a number line if needed. –1 + (–7) a. –5 b. –8 c. –18 d. –9 Please select the best answer from the choices provided A B C D

Answer 1

Answer:

number line 5+3 = 8

5 + 3 = 8

And subtract:

number line 6-5 = 1

6 − 5 = 1

 

It is also great to help us with negative numbers:

number line -3 + 2 = -1 number line -3 - 2 = -5

−3 + 2 = −1

−3 − 2 = −5

So when we get puzzling questions like "What is −6 plus 3" we can use the number line!

Step-by-step explanation: