Year 1 addition and subtraction within 20 test to download as PDF

This Year 1 addition and subtraction within 20 test lasts 25 minutes and is marked out of 20. It covers the whole chapter for pupils aged 5-6, and the full answers are on a separate page.

⏱️ Duration : 25 min
🎯 Total : 20 marks
❓ 5 questions

Mark/20

Question 1 – Add
Work out each answer.
1. 5 + 4 (1 mark)
2. 8 + 7 (1 mark)
3. 6 + __ = 10 (1 mark)
4. 9 + 9 (1 mark)
Question 2 – Subtract
Work out each answer.
1. 9 − 4 (1 mark)
2. 15 − 6 (1 mark)
3. 20 − 8 (1 mark)
4. 10 − 7 (1 mark)
Question 3 – Fact family
Here is a fact: 7 + 6 = 13.
1. Write the same fact with the numbers swapped. (1 mark)
2. Write a subtraction fact that uses 13 and 7. (1 mark)
3. Write a subtraction fact that uses 13 and 6. (1 mark)
4. Is 6 − 13 the same as 13 − 6? Explain. (1 mark)
Question 4 – Number line
Use the number line.
1. The picture shows a hop from 9. How many steps forward are there? (1 mark)
2. What sum does it show? (1 mark)
3. Where does the hop land? (1 mark)
4. Show 14 − 5 on a number line and write the answer. (1 mark)
Question 5 – Problem: the sweet jar
There are 16 sweets in a jar. Amir takes 7 sweets. Then his sister puts 5 sweets in the jar.
1. How many sweets are in the jar after Amir takes 7? (1 mark)
2. How many are in the jar after his sister puts 5 in? (1 mark)
3. Write the two number sentences. (1 mark)
4. Are there more or fewer sweets than at the start? Explain. (1 mark)

How to use this Year 1 addition and subtraction within 20 test

First, revise with the addition and subtraction within 20 lesson and the worksheet. Then sit the test in one go, with a timer set to 25 minutes. After that, mark your work with the addition and subtraction within 20 test answers. If you lose marks on a question, redo it the next day without help.

Finally, you can download this Year 1 addition and subtraction within 20 test as a PDF and print it like a real exam paper. Moreover, all the pages of this chapter work together, so you can move between them at any time. For example, many pupils read the lesson on Monday, practise on Wednesday and test themselves on Friday.