Common Core: 1st Grade Math : Understanding and Applying Properties of Operations and the Relationship between Addition and Subtraction

Study concepts, example questions & explanations for Common Core: 1st Grade Math

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Example Questions

Example Question #1361 : Numbers And Operations

What can we add to  to get 

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #1362 : Numbers And Operations

What can we add to  to get to  

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #21 : Understanding And Applying Properties Of Operations And The Relationship Between Addition And Subtraction

What can we add to  to get 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem,

Example Question #22 : Understanding And Applying Properties Of Operations And The Relationship Between Addition And Subtraction

What can we add to  to get 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, 

Example Question #23 : Understanding And Applying Properties Of Operations And The Relationship Between Addition And Subtraction

What can we add to  to get to  

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #24 : Understanding And Applying Properties Of Operations And The Relationship Between Addition And Subtraction

What can we add to  to get 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #1356 : Numbers And Operations

What can we add to  to get to 

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #25 : Understanding And Applying Properties Of Operations And The Relationship Between Addition And Subtraction

What can we add to  to get to 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #26 : Understanding And Applying Properties Of Operations And The Relationship Between Addition And Subtraction

What can we add to  to get to 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #27 : Understanding And Applying Properties Of Operations And The Relationship Between Addition And Subtraction

What can we add to  to get  

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

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