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

varsity tutors app store varsity tutors android store

Example Questions

Example Question #11 : 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 

 

Possible Answers:

Seven

Seventy

Six

Five

Fifty

Correct answer:

Seven

Explanation:

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

Example Question #11 : 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 

 

Possible Answers:

Thirty

Six

Sixty

Three

Seven

Correct answer:

Six

Explanation:

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

Learning Tools by Varsity Tutors