All Common Core: 2nd Grade Math Resources
Example Questions
Example Question #21 : 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 #22 : 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 #23 : 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 #24 : 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 #21 : Operations & Algebraic Thinking
Possible Answers:
Correct answer:
Explanation:
To subtract we can count backwards. Start at and count back .
Example Question #26 : 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 #31 : 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 #32 : 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 #34 : Operations & Algebraic Thinking
Possible Answers:
Correct answer:
Explanation:
To subtract we can count backwards. Start at and count back .
All Common Core: 2nd Grade Math Resources
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