FREE Number Bonds to 20 Worksheet Printable | Missing Numbers KS, 3rd Grade Math

Description

This FREE Number Bonds to 20 worksheet is a simple and effective printable resource designed to help pupils practise key addition facts.

The worksheet uses a structured missing number format, allowing pupils to work systematically through number bonds from 1 to 20. This clear progression supports understanding and helps children build confidence with larger numbers.

The two-column layout separates smaller and larger numbers, making it easier for pupils to focus and complete the activity step by step.

This resource supports the transition from number bonds to 10 and helps develop stronger mental maths skills.

This is part of our Math Topic Resources. See our full range at:

KS1 & KS2 Maths PowerPoint Lessons | Primary Resources

This worksheet is ideal for supporting:

• learning number bonds to 20

• developing addition skills

• building number fluency

• recognising number relationships

• strengthening problem-solving skills

The clear and simple layout makes it suitable for independent work, classroom activities, or homework tasks.

---

🟢 WHAT’S INCLUDED

• Number bonds to 20 missing number worksheet
• Structured progression layout
• Two-column design
• Printable format

---

🟢 PERFECT FOR

KS1 Maths
KS2 Maths

3rd Grade

4th Grade

Number bonds practice
Addition lessons
Maths fluency
Homework tasks
Intervention groups

---

🟢 FILE TYPE

📥 File Type: PDF (Printable) + Editable Word Version Included
✏️ Includes editable Word version – customise for your class

⭐ Bonus Tip

Pair this resource with our  Workbooks and free maths worksheets to provide a complete maths practice system.

Multiplication Workbook KS1 & KS2 | Times Tables Worksheets Pack

Addition Workbook KS1 | Addition to 20 Maths Worksheets Pack

Related Resources

Use these workbooks alongside our FREE worksheets available on the site to provide additional practice and reinforcement.

• Number Bonds to 10 Poster
• Number Bonds to 20 worksheet
• Missing Numbers Worksheet
• Number Bonds to 10 Worksheet | Missing Number Activity KS1 Maths
• Addition to 10 Worksheet | KS1 Printable Maths Activity

🔢 Explore FREE Times Tables & Multiplication Resources

• Times Tables Practice Booklet KS1 & KS2 | Free Multiplication Worksheets
• Blank 12 × 12 Times Tables Grid | Multiplication Chart Worksheet
• Blank Times Tables Grid Printable | Free KS1 KS2 Download
• Times Tables Chart Printable | Multiplication Tables for KS1 & KS2

 

🔢 Explore FREE Maths Essentials

• Free Number Lines 1–10 and 1–20 | KS1 Maths Printable
• Blank Number Line 1 to 100 Printable | KS1 KS2 Maths Worksheet
• 100 Square Printable | Numbers to 100 Grid for KS1 Maths
• 1cm Squared Paper Free Printable | Maths Grid Paper for KS2

Browse all of our FREE and premium teaching resources here for KS1 & KS2 .