Common Core: 2nd Grade Math : Use Addition to Determine Number of Objects in a Rectangular Array: CCSS.Math.Content.2.OA.C.4

Study concepts, example questions & explanations for Common Core: 2nd Grade Math

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Example Questions

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Example Question #1 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array? 

Screen shot 2015 07 20 at 12.14.50 pm

Possible Answers:

Correct answer:

Explanation:

 When we count the number of squares in this picture we get . We have  rows with  squares in each row. Our math equation for this set could be written as

Example Question #2 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?


Screen shot 2015 07 20 at 12.33.14 pm

Possible Answers:

Correct answer:

Explanation:

When we count the number of squares in this picture we get . We have  rows with  squares in each row. Our math equation for this set could be written as 

Example Question #3 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?


Screen shot 2015 07 20 at 12.43.39 pm

Possible Answers:

Correct answer:

Explanation:

When we count the number of squares in this picture we get . We have  rows with  squares in each row. Our math equation for this picture could be written as  

Example Question #3 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?


Screen shot 2015 07 20 at 12.53.02 pm

Possible Answers:

Correct answer:

Explanation:

When we count the number of squares in this picture we get . We have  rows with  squares in each row. Our math equation for this picture could be written as  

Example Question #4 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?


Screen shot 2015 07 20 at 1.04.51 pm

Possible Answers:

Correct answer:

Explanation:

When we count the number of squares in this picture we get . We have  rows with  squares in each row. Our math equation for this picture could be written as 

Example Question #6 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?


Screen shot 2015 07 20 at 1.14.34 pm

Possible Answers:

Correct answer:

Explanation:

When we count the number of squares in each box we get . We have  rows with  squares in each row. Our math equation for this picture could be written as  

Example Question #7 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?

Screen shot 2015 07 20 at 2.11.33 pm

Possible Answers:

Correct answer:

Explanation:

When we count the number of squares in this picture we get . We have  rows with  squares in each row. Our math equation for this picture could be written as 

Example Question #5 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?

Screen shot 2015 07 20 at 3.07.03 pm

Possible Answers:

Correct answer:

Explanation:

When we count the number of squares within the box we get . We have  rows with  squares in each row. Our math equation for this picture could be written as 

Example Question #9 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?

Screen shot 2015 07 20 at 3.12.58 pm

Possible Answers:

Correct answer:

Explanation:

When we count the number of squares within the box we get . We have  rows with  squares in each row. Our math equation for this picture could be written as  

Example Question #10 : Use Addition To Determine Number Of Objects In A Rectangular Array: Ccss.Math.Content.2.Oa.C.4

What is the equation that shows the sum of the squares represented by this rectangular array?


Screen shot 2015 07 20 at 1.21.36 pm

Possible Answers:

Correct answer:

Explanation:

When you count the number of squares in this picture you get . We have  rows with  squares in each row. Our math equation for this picture could be written as  

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