

Help your pupils develop their subtraction skills with these Subtraction Within 20 Worksheets, designed for Year 1 pupils and KS1 learners. These printable maths activities provide practice in subtracting numbers within 20, finding missing numbers, selecting correct answers, and checking subtraction calculations.
Ideal for classroom maths lessons, independent practice, homework, revision and additional numeracy support.
What Is Included?
This printable resource contains 4 pages of subtraction activities:
Page 1 – Subtract and Write the Answer: Practise solving subtraction calculations within 20.
Page 2 – Find the Missing Number: Complete subtraction sentences by finding missing numbers.
Page 3 – Circle the Correct Answer: Choose the correct answer from three options.
Page 4 – True or False?: Decide whether each subtraction statement is correct or incorrect.
Learning Objectives
By completing these worksheets, pupils will practise how to:
- Subtract numbers within 20.
- Recall basic subtraction facts.
- Find missing numbers in subtraction sentences.
- Recognise correct and incorrect calculations.
- Develop accuracy, confidence and mathematical reasoning.
Who Is This Resource For?
These worksheets are suitable for:
- Year 1 pupils
- Key Stage 1 (KS1) learners
- Primary school teachers
- Parents supporting learning at home
- Tutors providing additional maths practice
How Can You Use These Worksheets?
Use these activities during maths lessons, morning work, independent learning, homework or revision sessions. They can also help teachers identify areas where pupils need further subtraction practice.
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