Common Core: 1st Grade Math : Adding and Subtracting Within 20: CCSS.MATH.CONTENT.1.OA.C.6

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

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Example Questions

Example Question #411 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #412 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #413 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #414 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #1211 : How To Add

Possible Answers:

Correct answer:

Explanation:

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

Example Question #1212 : How To Add

Possible Answers:

Correct answer:

Explanation:

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

Example Question #321 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #1214 : How To Add

Possible Answers:

Correct answer:

Explanation:

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

Example Question #1215 : How To Add

Possible Answers:

Correct answer:

Explanation:

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

Example Question #2061 : Operations

Possible Answers:

Correct answer:

Explanation:

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

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