Common Core: Kindergarten Math : Understanding Addition and Subtraction

Study concepts, example questions & explanations for Common Core: Kindergarten Math

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Example Questions

Example Question #1864 : Numbers And Operations

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 


Screen shot 2015 08 20 at 2.35.38 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangles in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 2.37.00 pm

Example Question #1865 : Numbers And Operations

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 


Screen shot 2015 08 20 at 2.38.32 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangle in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 2.40.15 pm

Example Question #1866 : Numbers And Operations

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 


Screen shot 2015 08 20 at 3.16.04 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangles in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 3.17.14 pm

Example Question #161 : Understanding Addition And Subtraction

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 

Screen shot 2015 08 20 at 3.23.13 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangles in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 3.24.19 pm

Example Question #1868 : Numbers And Operations

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 

Screen shot 2015 08 20 at 3.39.49 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangle in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 3.41.01 pm

Example Question #1651 : Operations

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 

Screen shot 2015 08 20 at 3.04.36 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangles in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 3.05.37 pm

Example Question #802 : How To Add

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 

Screen shot 2015 08 20 at 3.27.34 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangles in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 3.29.54 pm

Example Question #1652 : Operations

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 

Screen shot 2015 08 20 at 3.35.15 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangles in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 3.36.02 pm

Example Question #161 : Operations & Algebraic Thinking

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 

Screen shot 2015 08 20 at 3.45.36 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangles in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 3.46.42 pm

Example Question #162 : Understanding Addition And Subtraction

Add the triangles Screen shot 2015 08 20 at 11.07.59 ambelow. 

Screen shot 2015 08 20 at 3.57.28 pm

Possible Answers:

Correct answer:

Explanation:

When we add we count up. We have  triangles in the first box, and then  triangles in the second box. In total we have  triangles. If you start at  on a number line and count up , you have .

Screen shot 2015 08 20 at 3.58.58 pm

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