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 #12 : Adding And Subtracting Within 20

Fill in the blank: , ,__________, ,  

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting by , or counting down by . , , , and .

Example Question #561 : Numbers And Operations

Fill in the blank: , , __________, ,  

 

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting , or counting down by , and .

Example Question #562 : Numbers And Operations

Fill in the blank: , __________, , ,  

 

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting by , or counting down by , , , and .

Example Question #13 : Adding And Subtracting Within 20

Fill in the blank: , __________, ,

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting , or counting down by , and .

Example Question #17 : Relate Counting To Addition And Subtraction: Ccss.Math.Content.1.Oa.C.5

Fill in the blank: , __________, , ,

 

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting , or counting down by , , , and .

Example Question #14 : Adding And Subtracting Within 20

Fill in the blank: , , , __________,  

 

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting by , or counting down by , and .

Example Question #353 : How To Subtract

Fill in the blank: , , , __________,

 

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting , or counting down by , and .

Example Question #354 : How To Subtract

Fill in the blank: , , , __________,  

 

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting , or counting down by , and .

Example Question #21 : Adding And Subtracting Within 20

Fill in the blank: , , __________,  

 

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting , or counting down by , and .

Example Question #22 : Adding And Subtracting Within 20

Fill in the blank: , __________, ,  

 

Possible Answers:

Correct answer:

Explanation:

In this series we are subtracting , or counting down by , and .

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