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 #742 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

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

Example Question #522 : How To Subtract

Possible Answers:

Correct answer:

Explanation:

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

Example Question #744 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

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

Example Question #745 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

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

Example Question #746 : Numbers And Operations

Possible Answers:

Correct answer:

Explanation:

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

Example Question #531 : How To Subtract

Possible Answers:

Correct answer:

Explanation:

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

Example Question #532 : How To Subtract

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 #534 : How To Subtract

Possible Answers:

Correct answer:

Explanation:

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

Example Question #535 : How To Subtract

Possible Answers:

Correct answer:

Explanation:

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

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