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Common Core: 7th Grade Math : The Number System

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

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All Common Core: 7th Grade Math Resources

7 Diagnostic Tests 110 Practice Tests Question of the Day Flashcards Learn by Concept

Example Questions

Example Question #26 : Divide Integers: Ccss.Math.Content.7.Ns.A.2b

Solve:

$25\div-5$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$25\div5=5$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$25\div-5=-5$

Report an Error

Example Question #27 : Divide Integers: Ccss.Math.Content.7.Ns.A.2b

Solve:

$30\div-5$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$30\div5=6$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$30\div-5=-6$

Report an Error

Example Question #28 : Divide Integers: Ccss.Math.Content.7.Ns.A.2b

Solve:

$8\div-2$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$8\div2=4$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$8\div-2=-4$

Report an Error

Example Question #261 : The Number System

Solve:

$10\div-2$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$10\div2=5$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$10\div-2=-5$

Report an Error

Example Question #262 : The Number System

Solve:

$12\div-2$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$12\div2=6$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$12\div-2=-6$

Report an Error

Example Question #263 : The Number System

Solve:

$14\div-2$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$14\div2=7$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$14\div-2=-7$

Report an Error

Example Question #264 : The Number System

Solve:

$30\div-6$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$30\div6=5$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$30\div-6=-5$

Report an Error

Example Question #265 : The Number System

Solve:

$36\div-6$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$36\div6=6$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$36\div-6=-6$

Report an Error

Example Question #266 : The Number System

Solve:

$42\div-6$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$42\div6=7$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$42\div-6=-7$

Report an Error

Example Question #267 : The Number System

Solve:

$48\div-6$

Possible Answers:

Correct answer:

Explanation:

We know the following information:

$48\div6=8$

However, the changes our answer, in this particular case. There are a couple of rules that we need to remember when multiplying with negative numbers:

A negative number divided by a positive number will always equal a negative number, and a positive number divided by a negative number will always equal a negative number.
A negative number divided by a negative number will always equal a positive number

Thus,

$48\div-6=-8$

Report an Error

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All Common Core: 7th Grade Math Resources

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Common Core: 7th Grade Math : The Number System

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

All Common Core: 7th Grade Math Resources

Example Questions

Example Question #26 : Divide Integers: Ccss.Math.Content.7.Ns.A.2b

Example Question #27 : Divide Integers: Ccss.Math.Content.7.Ns.A.2b

Example Question #28 : Divide Integers: Ccss.Math.Content.7.Ns.A.2b

Example Question #261 : The Number System

Example Question #262 : The Number System

Example Question #263 : The Number System

Example Question #264 : The Number System

Example Question #265 : The Number System

Example Question #266 : The Number System

Example Question #267 : The Number System

All Common Core: 7th Grade Math Resources

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