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Fact Families: The Number Neighborhood

Subtraction Within 20: Think Addition

Day 41of 180
Week 9of 36
30Minutes
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🖨️ Download Worksheet (PDF)🧮 Download Math Practice (PDF)

Learning Objectives

1

Understand fact families and the relationship between addition and subtraction

2

Create and solve fact family problems using numbers within 20

3

Develop mathematical thinking as a way of honoring God's orderly creation

Proverbs 3:19

Yahweh by wisdom founded the earth; by understanding he established the heavens.

Proverbs 3:19 (WEB)

Just as numbers have a beautiful, interconnected relationship, God created the world with wisdom and order

📦 Materials Needed

  • Linking cubes
  • Fact family cards
  • Pencil
  • Worksheet
  • Number line to 20

Lesson Plan

1Opening (5 min)

Welcome to today's BibleMouse math adventure! Let's explore how numbers are like a friendly neighborhood where addition and subtraction are neighbors.

💭 Review Question: Can you tell me one addition fact we learned last week?
2Teaching (10 min)

Today we'll learn about fact families - groups of numbers that work together like a family!

📌 Key Talking Points:
  • Numbers can be friends that work together
  • Addition and subtraction are like two sides of the same coin
  • We can use the same numbers to make different math sentences
💬 Discussion Questions:
  • How do you think addition and subtraction are connected?
  • Can you think of a way numbers might help each other?
3Activity: Number Neighborhood Exploration (12 min)
hands-on

Create fact families using linking cubes and record them on your worksheet

📝 Instructions:
  1. Choose three numbers that make a fact family
  2. Build the numbers with cubes
  3. Write all four math sentences (2 addition, 2 subtraction)
  4. Check your work by moving cubes around
🔄 Variations:

Simpler: Use numbers 5-10 with parent help

Challenge: Create fact families for numbers up to 20

4Closing (3 min)

Let's review our number neighborhood and celebrate our math discoveries!

📝 Review Questions:
  • What did we learn about how numbers work together?
  • Can you share one fact family you created?

Coming up: Tomorrow we'll learn how to think about addition when we subtract!

Teaching Notes

📚 Background:

Fact families help children see the relationship between addition and subtraction

💡 Teaching Tips:
  • Use physical manipulatives to make math concrete
  • Celebrate effort and curiosity over perfect answers
  • Connect math learning to God's love of order
🤔 Common Struggles:

Children may find it challenging to see numbers can work in different directions

👀 Signs of Understanding:

Child's ability to create and explain fact family relationships

Extension Activities

  • Create a 'Number Neighborhood' poster
  • Play fact family matching game using BibleMouse Printables Library cards

Ready for Tomorrow?

Great job completing today's lesson!

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