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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

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Example Questions

Example Question #1 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

Compute the following: -12 -(-3)-(-4)+5

Possible Answers:

Correct answer:

Explanation:

Convert all the double signs to a single sign before solving. Remember, two minus (negative) signs combine to form a plus (positive) sign, and a plus (positive) sign and a minus (negative) sign combine to form a minus (negative) sign.

-12 -(-3)-(-4)+5

-12+3+4+5=0

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Example Question #1 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

For the equation provided, what value when substituted for , will equal

11+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}11+x=0\\ -11\ \ \ \ -11\end{array}}{\\\\x=-11}$

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Example Question #2 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

For the equation provided, what value when substituted for , will equal

24+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}24+x=0\\ -24\ \ \ \ -24\end{array}}{\\\\x=-24}$

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Example Question #1 : The Number System

For the equation provided, what value when substituted for , will equal

38+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}38+x=0\\ -38\ \ \ \ -38\end{array}}{\\\\x=-38}$

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Example Question #1 : The Number System

For the equation provided, what value when substituted for , will equal

62+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}62+x=0\\ -62\ \ \ \ -62\end{array}}{\\\\x=-62}$

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Example Question #2 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

For the equation provided, what value when substituted for , will equal

70+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}70+x=0\\ -70\ \ \ \ -70\end{array}}{\\\\x=-70}$

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Example Question #3 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

For the equation provided, what value when substituted for , will equal

86+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}86+x=0\\ -86\ \ \ \ -86\end{array}}{\\\\x=-86}$

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Example Question #5 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

For the equation provided, what value when substituted for , will equal

99+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}99+x=0\\ -99\ \ \ \ -99\end{array}}{\\\\x=-99}$

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Example Question #4 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

For the equation provided, what value when substituted for , will equal

59+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}59+x=0\\ -59\ \ \ \ -59\end{array}}{\\\\x=-59}$

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Example Question #5 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

For the equation provided, what value when substituted for , will equal

19+x=0

Possible Answers:

Correct answer:

Explanation:

In order to answer this question, we can solve for . When solving for we need to isolate the variable on one side of the equation.

We can subtract to both sides in order to isolate the variable, .

$\frac{\begin{array}[b]{r}19+x=0\\ -19\ \ \ \ -19\end{array}}{\\\\x=-19}$

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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

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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 #1 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

Example Question #1 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

Example Question #2 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

Example Question #1 : The Number System

Example Question #1 : The Number System

Example Question #2 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

Example Question #3 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

Example Question #5 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

Example Question #4 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

Example Question #5 : Describe Situations In Which Opposite Quantities Combine To Make 0: Ccss.Math.Content.7.Ns.A.1a

All Common Core: 7th Grade Math Resources

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