Adding and Subtracting Integers

What is the opposite of -4?

• -4

• 4

• 0

• 1

To ADD, move to the _________ on the number line.

When adding integers, what do we do when the integers have the same sign?

• Add the absolute values and keep the sign

• Add the absolute values and change the sign

• Subtract the absolute values and take the sign of the bigger number

• Subtract the absolute values and take the sign of the smaller number

What do we do when we have a subtraction problem that we don't know how to complete?

• Give up

• Change it to an addition problem and change the second number to its opposite

• Idk

• Cry

Add.

-2 + 4

• -2

• 2

• 6

• -6

Add.

-9 + (-5)

• 14

• 4

• -4

• -14

Add.

10 + (-4)

• 6

• -6

• 14

• -14

Add.

-22 + (-9)

• -31

• 31

• 13

• -13

Subtract.

-7 - 2

• 5

• 9

• -5

• -9

Simplify.

15 - 21 + 21

• 15

• 21

• 0

• -15