Adding Integers with Negative Numbers

What is the rule for adding two negatives?

• Add and Keep

• Absolute value and subtract

When you add opposites, what do you get?

• 0

• A negative number

• Attraction

• You cannot add opposites

-7 + -4

• -11

• -3

• 3

• 11

What integer addition equation is being modeled?

• -5 + -3 = -2

• -5 + 2 = -3

• -5 + 3 = -2

• 5 + 3 = 8

Adding integers with the same sign:

• Subtract

• Add and keep the sign.

• Add and that is it.

• What is adding integers?

Adding integers with different signs

• Subtract and keep the sign of the BIGGER number!

• Subtract and keep the number of the smaller signs.

• Adding integers is hard!

• Subtract and do not change the signs!

-8+11=

• 19

• -3

• 3

• -19

The Cowboys lost 20 yards on the first play. On the second play, they gained 17 yards. Write an addition expression

• 20 + (-17)

• -20 + -17

• 20 + 17

• -20 + (-17)

Two numbers that opposites that are added together to have sum of zero are called

• absolute value

• terminating decimal

• additive inverse

• repeating decimal

When adding a NEGATIVE number and NEGATIVE number,  your result will be...

• Positive

• Negative

• The sign of the larger absolute value

• The sign of the smaller absolute value