Addition Missing Numbers Worksheets | KS1 Maths | Year 1

Help young learners develop their early maths skills with these Addition Missing Numbers Worksheets, designed for KS1 and Year 1 pupils. These printable maths worksheets provide simple addition practice within 5 and within 10, helping children understand number relationships and solve missing-number problems.

Ideal for classroom activities, maths centres, independent practice, homework, revision and extra support, this resource gives pupils an opportunity to build confidence with addition.

What’s Included?

• Page 1: Find the Missing Number – Addition Within 5
• Page 2: Missing Numbers Within 10
• Page 3: Missing Numbers Within 10
• Printable A4 worksheet format
• Clear addition sentences with blank spaces for pupils to complete

Learning Objectives

By completing these worksheets, pupils will practise:

• Finding missing numbers in addition sentences.
• Understanding addition facts within 5 and 10.
• Recognising relationships between numbers.
• Developing early number sense and problem-solving skills.
• Building confidence in basic addition.

How to Use These Worksheets

These worksheets can be used during KS1 maths lessons, morning work, small-group interventions, independent learning, homework or revision sessions. Teachers can also use them to identify pupils who need additional support with basic addition facts.

Who Are These Worksheets For?

Year 1 pupils
KS1 learners
Early maths learners
Children who need extra addition practice
Teachers and parents supporting early number skills