Review: All Operations with Rational Numbers

Is the product –9 • (–4) positive or negative?

• negative
• positive
• both
• neither

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Select ALL that have a positive solution

• 3 × 5

• 15 ÷ -5

• -10 × -5

• -4 × 6

• -30 ÷ -6

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

3 - 12

• -9

• 9

• -15

• 15

Tags

CCSS.7.NS.A.1C

-5 - 6

• 1

• -1

• 11

• -11

Tags

CCSS.7.NS.A.1C

The decimals do NOT have to be lined up with which operation?

• addition

• subtraction

• multiplication

Tags

CCSS.5.NBT.B.7

• 1/6
• 2/12
• 8/9
• 8/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Q. 

Estimate the sum of the expression 4.9 + 15.04 to the nearest integer.

• 21

• 19

• 20

• -20

Answer explanation

4.9 rounds up to 5

15.04 rounds down to 15

5 + 15 =20

Tags

CCSS.6.NS.B.3

Q. 

When multiplying or dividing a NEGATIVE and NEGATIVE number your answer will be...

• Positive

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

 

When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...

• Postive

• Negative

Tags

CCSS.3.OA.D.9

Classify the Number: -23

• rational

• integer, rational

• integer

• whole, rational

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6