Lesson 11

(4) (__) = -12

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

(-2) (__) = -12

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Josh says that (4)(-7)(-1) is equal to (4)(7). Evangelina says (4)(-7)(-1) is equal to (-28)(-1) . Who is correct?

• Josh

• Evangelina

• Both

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Sandra is making a necklace that is 11 inches long. She uses 5 beads for each inch. What integer is the change in beads after making the necklace? Label your answer.

• 55 beads

• 55 necklaces

• -55 beads

• -55 inches

Tags

CCSS.7.NS.A.1B

Layla says that -3(5) = 15. Which statement explains why Layla is correct or incorrect?

• She is incorrect, because the product of a negative integer and a positive integer is negative.

• She is correct, because the product of a negative integer and a positive is positive.

• She is correct, because three groups of five is 15.

• She is incorrect, because the sign of the product is the same as the sign of the first factor.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

(-4)(17)(-2)(-1)

• Positive (+)

• Negative (+)

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

(-2)(-6)(1)

• Positive (+)

• Negative (-)

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

(-5)(4)(-13)(2)

• Positive (+)

• Negative (-)

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

• Positive (+)

• Negative (-)

Tags

CCSS.6.EE.A.1