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 #11 : Common Core Math: Grade 1

Which math problem below equals 

Possible Answers:

Correct answer:

Explanation:

We can add . So the math problem becomes . Both  and  equal

Example Question #12 : Common Core Math: Grade 1

Which math problem below equals 

Possible Answers:

Correct answer:

Explanation:

We can add . So the math problem becomes . Both  and equal

Example Question #13 : Common Core Math: Grade 1

What can we add to  to get

 

Possible Answers:

Correct answer:

Explanation:

  or as a subtraction problem, .

Example Question #14 : Common Core Math: Grade 1

What can we add to  to get to  

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #15 : Common Core Math: Grade 1

What can we add to  to get 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #16 : Common Core Math: Grade 1

What can we add to  to get to  

 

Possible Answers:

Correct answer:

Explanation:

  or as a subtraction problem, .

Example Question #17 : Common Core Math: Grade 1

What can we add to  to get to  

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #18 : Common Core Math: Grade 1

What can we add to  to get to  

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #19 : Common Core Math: Grade 1

What can we add to  to get  

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #20 : Common Core Math: Grade 1

What can we add to  to get to

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

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