Multiplying and Dividing Integers and Rational Numbers

Choose all the positive products.

• -3 * -15

• x(-x)

• -5(-2)(-1)

• A positive number times two negative numbers.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Sasha hikes into a canyon. She takes a break at the rest stations every 2/3 of a mile. If she started at sea level and has hiked down to the fourth rest station, what is Sasha’s elevation now?

Select all that apply.

• -8/3 miles

• -4 2/3 miles

• 14/3 miles below sea level

• 2 2/3 miles below sea level

• 4/3 miles above sea level

Tags

CCSS.7.EE.B.3

Which is equivalent to -8? Select all that apply.

• 80/10

• -80/10

• 80 ÷ (-10)

• -80 ÷ (-10)

• -(-80/-10)

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Choose all the negative products.

• x(-x)

• -2(4)(-1)(3)

• -3(8)

• -(-5*-7)

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Find the product of (-3/5) * (-1.5).

• -1 3/25

• -0.09

• 3/25

• 0.9

Tags

CCSS.7.NS.A.2A

Sam says 90 ÷ (–9) = 10. Is he correct? Explain.

• Sam is correct because a positive divided by a negative is a positive.

• Sam is not correct because a positive divided by a negative is a negative.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Chase simplified the expression –2 × (5 – 3), and found –2 × 2 = 4. Is Chase correct?

• Chase is correct. The factor have different signs so the product must be negative.

• Chase is correct. The factors have same signs so the product must be positive.

• Chase is not correct. The factor have different signs so the product must be negative.

• Chase is not correct. The factors have different signs so the product must be negative.

Tags

CCSS.7.NS.A.2A

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Tags

CCSS.7.NS.A.2C

Jenny has $2.40 deducted from her monthly allowance every time she forgets to do a chore. If she forgets three times in one month, what will be the change in Jenny’s total allowance?

• $7.20

• $5.40

• -$6.40

• -$7.20

Tags

CCSS.7.NS.A.3

Ana is a scuba diver who has completed 5 dives for a total depth of 230 feet. Choose an equation using integers to represent the average depth of Ana’s dives in relation to the water’s surface.

• –230 ÷ 5 = –46

• 230 ÷ 5 = 46

• –230 ÷ –5 = 46

• 230 ÷ –5 = –46

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B