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 #391 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #392 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #393 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #394 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #395 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #396 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #397 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #398 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #399 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

Example Question #400 : Adding And Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

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

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