Multiplying and Dividing Integers

We use the rule "if the signs are the same the answer is positive and if the signs are different the answer is negative" when we are _____________. (check all that apply)

• adding integers

• subtracting integers

• multiplying integers

• dividing integers

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

A negative times a negative is a ___________.

• negative

• positive

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

A positive times a negative is a ______________.

• negative

• positive

Tags

CCSS.3.OA.D.9

We sing the song "KCC - its easy as 1-2-3" when we are _________. (check all that apply)

• adding integers

• subtracting integers

• multiplying integers

• dividing integers

Tags

CCSS.7.NS.A.2C

(+6) x (-2) = _____

(6 groups of -2)

• 12

• -12

• 4

• -4

Tags

CCSS.7.NS.A.2A

• -36

• 36

Tags

CCSS.7.NS.A.2A

(-4) x (-3) = _____

(remove 4 groups of -3)

• -7

• 7

• -12

• 12

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

(-4)(-10)

Mathematical Equivalence

ON

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Which number sentence is represented by this model?

• –4 • 7 = 28

• –4 • 7 = –28

• 4 •(–7) = 28

• -4 •(–7) = –28

Tags

CCSS.7.NS.A.2A

Which number sentence is represented by this model?

• 3 × (-2) = 6

• 3 × (-2) = -6

• 3 × 2 = 6

• -3 × (-2) = -6

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B