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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Example Questions

Example Question #81 : How To Find The Part From The Whole

How many tens are in the number 

 

Possible Answers:

Seven

Six

Fifty

Seventy

Five

Correct answer:

Seven

Explanation:

There is a  in the tens place which means there are seven tens in the number 

Example Question #82 : How To Find The Part From The Whole

How many tens are in the number 

 

Possible Answers:

Thirty

Seven

Six

Three

Sixty

Correct answer:

Six

Explanation:

There is a  in the tens place which means there are six tens in the number 

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