Common Core: 1st Grade Math : Subtracting within 20

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

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Example Questions

Example Question #532 : How To Subtract

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back 

Example Question #22 : Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back 

Example Question #23 : Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back 

Example Question #24 : Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

Example Question #533 : How To Subtract

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

Example Question #26 : Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

Example Question #27 : Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

Example Question #28 : Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

Example Question #21 : Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

Example Question #30 : Subtracting Within 20

Possible Answers:

Correct answer:

Explanation:

To subtract we can count backwards. Start at  and count back .

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