Common Core: 2nd Grade Math : Operations & Algebraic Thinking

Study concepts, example questions & explanations for Common Core: 2nd Grade Math

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Example Questions

Example Question #111 : Operations

Possible Answers:

Correct answer:

Explanation:

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

Example Question #32 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #31 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #34 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #32 : Mentally Add And Subtract Within 20: Ccss.Math.Content.2.Oa.B.2

Possible Answers:

Correct answer:

Explanation:

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

Example Question #112 : Operations

Possible Answers:

Correct answer:

Explanation:

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

Example Question #33 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #32 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

Example Question #121 : Operations

Possible Answers:

Correct answer:

Explanation:

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

Example Question #36 : Operations & Algebraic Thinking

Possible Answers:

Correct answer:

Explanation:

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

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