Year 2 - Maths
Use known addition and subtraction facts within 10 to solve problems
Secure fluency of addition and subtraction facts within 10
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This pupil-friendly study guide includes a unit summary, clear notes, common mistakes, and quick questions with answers.
Unit Summary
In this unit pupils will revisit addition and subtraction within ten. They will consolidate addition and subtraction strategies.
Lesson Summary
You will learn to use known addition and subtraction facts within 10 to solve problems.
Key Notes
- Recall addition and subtraction facts within 10 to solve problems.
- Use strategies like near-doubles to solve problems involving numbers within 10
- Use one more, one less or two more, two less to solve problems.
Vocabulary To Learn
- Strategy: A plan, a method or a way to solve a problem.
Common Mistakes To Avoid
- Children may still make errors when selecting the most appropriate strategy to aid their recall e.g. they may see 7 - 2 = and count back in ones rather than seeing that 5 is the odd number before 7
3 Quick Questions (With Answers)
1. Solve this in steps: explain the method from this lesson and why each step matters.
Recall addition and subtraction facts within 10 to solve problems. Use strategies like near-doubles to solve problems involving numbers within 10.
2. Use this key word in a maths sentence and explain it clearly. 'Strategy'
A plan, a method or a way to solve a problem. Use this word when showing your method, then check your final answer is reasonable.
3. Spot and fix this common maths mistake.
Mistake: Children may still make errors when selecting the most appropriate strategy to aid their recall e.g. they may see 7 - 2 = and count back in ones rather than seeing that 5 is the odd number before 7. Correction: Always talk about the equation to solve, modelling thinking processes e.g. 'I can see... so I know.... The table in the first learning cycle, organising facts by the strategies used to recall them, can be displayed within the learning environment.
More Lessons In This Unit
Browse all guides in the Year 2 Maths guide library.