Common Core: 7th Grade Math : Interpret Products of Rational Numbers and Understand Properites of Operations: CCSS.Math.Content.7.NS.A.2a

Study concepts, example questions & explanations for Common Core: 7th Grade Math

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Example Questions

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Example Question #1 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Possible Answers:

Correct answer:

Explanation:

When two negative values are multiplied, the answer becomes positive. Then, we multiply normally. We should get  or .

Example Question #2 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Possible Answers:

Correct answer:

Explanation:

When multiplying with negative numbers, we count the number of negative numbers. We have two so that means the answer is positive. So the product is 

Example Question #3 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Possible Answers:

Correct answer:

Explanation:

When a positive number and a negative number is multiplied, the answer is negative. Just multiply normally. Answer is .

Example Question #4 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Possible Answers:

Correct answer:

Explanation:

When two negative numbers are multiplied, the answer is positive. Multiply normaly. Answer is .

Example Question #5 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Possible Answers:

Correct answer:

Explanation:

When multiplying a negative number and a positive number, our answer is negative.

Multiply normally.

Answer is .

Example Question #6 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Possible Answers:

Correct answer:

Explanation:

When multiplying two negative numbers, our answer is positive.

Multiply normally. First multiply two by eight. Then multiply four and one.

         

Next, place a zero in the ones digit spot and multiply one by two followed by multiplying one by one.

         

       

From here, add the two products together.

Answer is .

Example Question #7 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Solve:

Possible Answers:

Correct answer:

Explanation:

When multiplying a negative number and a positive number, our answer is negative. Multiply normally. Answer is .

Example Question #8 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Solve:

Possible Answers:

Correct answer:

Explanation:

When multiplying two negative numbers, the answer is positive. Then multiply normally. Answer is .

Example Question #9 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Possible Answers:

Correct answer:

Explanation:

 When multiplying with a negative number, our answer is negative.

Answer is 

Example Question #10 : Interpret Products Of Rational Numbers And Understand Properites Of Operations: Ccss.Math.Content.7.Ns.A.2a

Possible Answers:

Correct answer:

Explanation:

 When multiplying with two negative numbers, our answer is positive.

Answer is 

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