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Common Core: 1st Grade Math : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer to One, Two, Three, Four, Five, Six, Seven, Eight, or Nine Tens: CCSS.MATH.CONTENT.1.NBT.B.2.C

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

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All Common Core: 1st Grade Math Resources

7 Diagnostic Tests 180 Practice Tests Question of the Day Flashcards Learn by Concept

Example Questions

Example Question #1 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 10?

Possible Answers:

Two

Six

Ten

One

Five

Correct answer:

One

Explanation:

There is a in the tens place which means there is one ten in the number 10.

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Example Question #1 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 30?

Possible Answers:

Four

Thirteen

Three

Thirty

Five

Correct answer:

Three

Explanation:

There is a in the tens place which means there are three tens in the number 30.

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Example Question #2 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 20?

Possible Answers:

Three

One

Twenty

Two

Twelve

Correct answer:

Two

Explanation:

There is a in the tens place which means there are two tens in the number 20.

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Example Question #145 : Number & Operations In Base Ten

How many tens are in the number 40?

Possible Answers:

Fourteen

Six

Five

Forty

Four

Correct answer:

Four

Explanation:

There is a in the tens place which means there are four tens in the number 40.

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Example Question #71 : How To Find The Part From The Whole

How many tens are in the number 50?

Possible Answers:

Six

Seven

Fifty

Five

Three

Correct answer:

Five

Explanation:

There is a in the tens place which means there are five tens in the number 50.

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Example Question #3 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 80?

Possible Answers:

Eight

Six

Eighty

Four

Sixty

Correct answer:

Eight

Explanation:

There is a in the tens place which means there are eight tens in the number 80.

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Example Question #72 : How To Find The Part From The Whole

How many tens are in the number 90?

Possible Answers:

Forty

Four

Ninty

Three

Nine

Correct answer:

Nine

Explanation:

There is a in the tens place which means there are nine tens in the number 90.

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Example Question #8 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 29?

Possible Answers:

Twenty

Twenty-nine

Two

Nine

Three

Correct answer:

Two

Explanation:

There is a in the tens place which means there are two tens in the number 29.

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Example Question #3 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 53?

Possible Answers:

Fifty-three

Fifty

Thirty

Three

Five

Correct answer:

Five

Explanation:

There is a in the tens place which means there are five tens in the number 53.

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Example Question #4 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

How many tens are in the number 13?

Possible Answers:

One

Three

Ten

Three

Thirteen

Correct answer:

One

Explanation:

There is a in the tens place which means there is one ten in the number 13.

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All Common Core: 1st Grade Math Resources

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Common Core: 1st Grade Math : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer to One, Two, Three, Four, Five, Six, Seven, Eight, or Nine Tens: CCSS.MATH.CONTENT.1.NBT.B.2.C

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

All Common Core: 1st Grade Math Resources

Example Questions

Example Question #1 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

Example Question #1 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

Example Question #2 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

Example Question #145 : Number & Operations In Base Ten

Example Question #71 : How To Find The Part From The Whole

Example Question #3 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

Example Question #72 : How To Find The Part From The Whole

Example Question #8 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

Example Question #3 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

Example Question #4 : Numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 Refer To One, Two, Three, Four, Five, Six, Seven, Eight, Or Nine Tens: Ccss.Math.Content.1.Nbt.B.2.C

All Common Core: 1st Grade Math Resources

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