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Common Core: 7th Grade Math : Add and Subtract Rational Numbers: CCSS.Math.Content.7.NS.A.1d

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 #101 : The Number System

Use the number line provided to help solve the following problem:

-6+6

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

Next, we have which means we need to move places to the right on the number line. When we have an addition sign (+) we move to the right because that is towards the positive side of the number line. When we have a subtraction sign (-) we move to the left because that is towards the negative side of the number line.

6 6

The orange arrow moved places to the right, and ended at ; thus,

-6+6=0

Remember, and are opposite numbers. A number and its opposite always have a sum of .

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Example Question #101 : The Number System

Use the number line provided to help solve the following problem:

-3-5

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

Next, we have which means we need to move places to the left on the number line. When we have an addition sign (+) we move to the right because that is towards the positive side of the number line. When we have a subtraction sign (-) we move to the left because that is towards the negative side of the number line.

3 5

The orange arrow moved places to the left, and ended at ; thus,

-3-5=-8

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Example Question #103 : The Number System

Use the number line provided to help solve the following problem:

-12-4

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

12 4

The orange arrow moved places to the left, and ended at ; thus,

-12-4=-16

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Example Question #104 : The Number System

Use the number line provided to help solve the following problem:

-11-3

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

11 3

The orange arrow moved places to the left, and ended at ; thus,

-11-3=-14

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Example Question #105 : The Number System

Use the number line provided to help solve the following problem:

4-11

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

4 11

The orange arrow moved places to the left, and ended at ; thus,

4-11=-7

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Example Question #11 : Add And Subtract Rational Numbers: Ccss.Math.Content.7.Ns.A.1d

Use the number line provided to help solve the following problem:

9-13

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

9 13

The orange arrow moved places to the left, and ended at ; thus,

9-13=-4

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Example Question #12 : Add And Subtract Rational Numbers: Ccss.Math.Content.7.Ns.A.1d

Use the number line provided to help solve the following problem:

-3-10

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

3 10

The orange arrow moved places to the left, and ended at ; thus,

-3-10=-13

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Example Question #18 : Add And Subtract Rational Numbers: Ccss.Math.Content.7.Ns.A.1d

Use the number line provided to help solve the following problem:

-10+10

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

Next, we have +10 which means we need to move places to the right on the number line. When we have an addition sign (+) we move to the right because that is towards the positive side of the number line. When we have a subtraction sign (-) we move to the left because that is towards the negative side of the number line.

10 10

The orange arrow moved places to the right, and ended at ; thus,

-10+10=0

Remember, and are opposite numbers. A number and its opposite always have a sum of .

Report an Error

Example Question #11 : Add And Subtract Rational Numbers: Ccss.Math.Content.7.Ns.A.1d

Use the number line provided to help solve the following problem:

-15+5

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

15 5

The orange arrow moved places to the right, and ended at ; thus,

-15+5=-10

Report an Error

Example Question #112 : The Number System

Use the number line provided to help solve the following problem:

-11+7

Negative number line

Possible Answers:

Correct answer:

Explanation:

In order to solve this problem, we need to start at on the number line.

11 7

The orange arrow moved places to the right, and ended at ; thus,

-11+7=-4

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All Common Core: 7th Grade Math Resources

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Common Core: 7th Grade Math : Add and Subtract Rational Numbers: CCSS.Math.Content.7.NS.A.1d

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

All Common Core: 7th Grade Math Resources

Example Questions

Example Question #101 : The Number System

Example Question #101 : The Number System

Example Question #103 : The Number System

Example Question #104 : The Number System

Example Question #105 : The Number System

Example Question #11 : Add And Subtract Rational Numbers: Ccss.Math.Content.7.Ns.A.1d

Example Question #12 : Add And Subtract Rational Numbers: Ccss.Math.Content.7.Ns.A.1d

Example Question #18 : Add And Subtract Rational Numbers: Ccss.Math.Content.7.Ns.A.1d

Example Question #11 : Add And Subtract Rational Numbers: Ccss.Math.Content.7.Ns.A.1d

Example Question #112 : The Number System

All Common Core: 7th Grade Math Resources

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