Common Core: 1st Grade Math : Adding and Subtracting Within 20

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

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Example Questions

Example Question #262 : Adding And Subtracting Within 20: Ccss.Math.Content.1.Oa.C.6

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #2022 : Operations

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #2029 : Operations

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #391 : Common Core Math: Grade 1

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #392 : Common Core Math: Grade 1

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #393 : Common Core Math: Grade 1

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #2251 : Numbers And Operations

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Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #394 : Common Core Math: Grade 1

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #395 : Common Core Math: Grade 1

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

Example Question #396 : Common Core Math: Grade 1

Possible Answers:

Correct answer:

Explanation:

To add we count up. Start at  and count up .

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