Common Core: 1st Grade Math : Operations & Algebraic Thinking

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

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Example Questions

Example Question #21 : Operations & Algebraic Thinking

What can we add to  to get 

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #22 : Operations & Algebraic Thinking

What can we add to  to get to  

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #23 : Operations & Algebraic Thinking

What can we add to  to get 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem,

Example Question #24 : Operations & Algebraic Thinking

What can we add to  to get 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, 

Example Question #25 : Operations & Algebraic Thinking

What can we add to  to get to  

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #26 : Operations & Algebraic Thinking

What can we add to  to get 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #27 : Operations & Algebraic Thinking

What can we add to  to get to 

 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #28 : Operations & Algebraic Thinking

What can we add to  to get to 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #29 : Operations & Algebraic Thinking

What can we add to  to get to 

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

Example Question #30 : Operations & Algebraic Thinking

What can we add to  to get  

Possible Answers:

Correct answer:

Explanation:

 or as a subtraction problem, .

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