Adding Integers using a Number Line

Front

What is the equation modeled by the number line when adding -7 and 8?

Back

-7 + 8 = 1

Front

Use the number line to find the sum: 3 + (-12) = ?

Back

-9

Front

If the temperature in Albany, New York was -12°F and it dropped 9°F, what is the new temperature?

Back

-21°F

Front

Use the number line to find the sum: 4 + (-4) = ?

Back

0

Front

When you add a negative number, in which direction does the arrow on the number line go?

Back

left (opposite)

Front

What is the result of adding two negative integers, for example, -5 + (-3)?

Back

-8

Front

What does it mean to add integers on a number line?

Back

It means moving to the right for positive numbers and to the left for negative numbers.

Front

What is the sum of -10 and 5 using a number line?

Back

-5

Front

How do you represent -3 + 7 on a number line?

Back

Start at -3, move 7 units to the right, landing at 4.

Front

What is the result of -6 + (-4)?

Back

-10