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Dentist Office: A Pack of Ten Toothbrushes and Some Extras worksheet preview

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Dentist Office: A Pack of Ten Toothbrushes and Some Extras

Grade 1 teen number practice at a dentist office: show 11 to 19 as one pack of 10 toothbrushes and some extra ones.

Grade 1MathInteractive · Printable

Aligned to1.NBT.B.2.b

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What’s included

  • Single worksheet
  • Auto-graded online
  • 1 Common Core standard
  • Printable answer key
  • 12 questions
  • Classroom-ready

Details

Format
Interactive · Printable
Grade
Grade 1
Subject
Math
Question types
Fill in the blank, Multiple choice, Matching, Circle the answer, Short answer, Drawing

About this worksheet

What students practice

  • Students show numbers from 11 to 19 as one ten and some ones.
  • Students write a teen number from a picture of one ten and some ones.
  • Students explain why a teen number has 1 ten, not many tens.

How to use

Use with a ten rod and loose cubes so students can build each number. Read the word problems aloud for early readers.

Curriculum

Common Core standard covered

1.NBT.B.2.b

Understand that numbers from 11 to 19 are a ten and some ones.

Preview

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Name Date

Dentist Office: A Pack of Ten Toothbrushes and Some Extras

Toothbrushes come in packs of 10. Teen numbers are one pack and some extras.

A pack and some extras

Each rod is a pack of 10 toothbrushes. Each small cube is one extra toothbrush.

1.
Dr. Lee puts out these toothbrushes.

How many tens?  
How many ones?  
How many toothbrushes in all?  

2.
Each dot is a toothbrush. One frame is full.

How many ones are in the second frame?  
How many toothbrushes are there in all?  

3.
Dr. Lee has 1 pack of 10 toothbrushes and 2 extra toothbrushes.

How many toothbrushes does she have?  

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