Exploring Numbers 11 and 12: A Fun Math Adventure!

Math Grades 1st Grade 10:02 Video
Print Lesson Plan Watch Video

Lesson Description

Let's learn about the numbers 11 and 12! We'll discover what these numbers look like and how many things they represent. Get ready for a number adventure!

Video Resource

Learn Grade 1 - Maths - Introducing 11 and 12

KidsClassroom - Nursery Rhymes & Kids Songs

Duration: 10:02
Watch on YouTube

Key Concepts

  • Number recognition: Identifying the numerals 11 and 12.
  • Quantity representation: Understanding that 11 and 12 represent specific amounts.
  • Place Value Introduction: Understanding that 11 and 12 are composed of a ten and some ones.

Learning Objectives

  • Students will be able to identify and write the numerals 11 and 12.
  • Students will be able to represent the quantities 11 and 12 using objects.
  • Students will understand that 11 and 12 are composed of one ten and one or two ones, respectively.

Educator Instructions

  • Introduction (5 mins)
    Begin by asking students if they know what comes after 10. Introduce the numbers 11 and 12. Show them the numerals written on the board or using flashcards.
  • Video Viewing (5 mins)
    Play the "Learn Grade 1 - Maths - Introducing 11 and 12" video. Encourage students to pay attention to how the numbers are represented.
  • Counting Activity (10 mins)
    Have students count out 11 small objects (e.g., counters, blocks, crayons) and then 12 small objects. Emphasize the difference in quantity.
  • Place Value Exploration (10 mins)
    Use base ten blocks or drawings to show that 11 is one ten and one one, and 12 is one ten and two ones. This will help them understand place value.
  • Worksheet Activity (10 mins)
    Distribute a worksheet where students can practice writing the numerals 11 and 12 and draw pictures to represent these quantities.

Interactive Exercises

  • Number Line Hop
    Create a number line on the floor or wall. Have students hop to the number 11 and then to the number 12.
  • Counting Game
    Play a counting game where students take turns counting up to 12. Each student says the next number in the sequence.

Discussion Questions

  • What comes after 10 when we are counting?
  • Can you show me 11 fingers? Can you show me 12 fingers?
  • How many groups of ten can you make with 11 objects? What is left over?
  • How many groups of ten can you make with 12 objects? What is left over?

Skills Developed

  • Number recognition
  • Counting skills
  • Place value understanding

Multiple Choice Questions

Question 1:

What number comes after 10?

Correct Answer: 11

Question 2:

Which number is one ten and one one?

Correct Answer: 11

Question 3:

How many objects do you need to show the number 12?

Correct Answer: 12

Question 4:

What number looks like this: 11?

Correct Answer: Eleven

Question 5:

Which number is bigger?

Correct Answer: 11

Question 6:

Which number has one ten and two ones?

Correct Answer: 12

Question 7:

If you have 10 blocks and add 2 more, how many do you have?

Correct Answer: 12

Question 8:

What is the numeral for eleven?

Correct Answer: 11

Question 9:

If you have one ten and one one, you have:

Correct Answer: 11

Question 10:

What is more, 11 or 12?

Correct Answer: 12

Fill in the Blank Questions

Question 1:

The number after 10 is ____.

Correct Answer: 11

Question 2:

11 is one ten and one ____.

Correct Answer: one

Question 3:

The number 12 has ____ tens.

Correct Answer: 1

Question 4:

12 is one ten and two ____.

Correct Answer: ones

Question 5:

If you count to twelve, you say eleven and then ____.

Correct Answer: twelve

Question 6:

11 has one group of ____.

Correct Answer: ten

Question 7:

_____ comes before twelve.

Correct Answer: Eleven

Question 8:

Eleven is more than ____.

Correct Answer: ten

Question 9:

If I have ten blocks and one more, I have ____ blocks.

Correct Answer: 11

Question 10:

Twelve is _____ than eleven.

Correct Answer: more

Educational Standards

CCSS.Math.Content.1.NBT.B.2.B:The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or nine ones. CCSS.Math.Content.1.NBT.A.1:Count to 120, starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral. CCSS.Math.Content.1.OA.C.5:Relate counting to addition and subtraction (e.g., by counting on 2 to add 2).

Teaching Materials

Download ready-to-use materials for this lesson:

Student Worksheet Classroom Slides Assessment Quiz Export to Google Docs
Add to Google Classroom

User Actions

Sign in to save this lesson plan to your favorites.

Sign In

Share This Lesson

Related Lesson Plans