Year 4 - Maths
Use knowledge of the 9 times table to solve problems
Represent counting in nines as the 9 times table
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Study Guides
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 represent counting in 9s as the 9x table explaining the relationship between adjacent multiples of 9. They will use known facts from the 10x table to solve problems involving the 9x table.
Lesson Summary
You will learn to use knowledge of the 9 times table to solve problems.
Key Notes
- Counting in nines can be represented in different ways.
- Counting in nines can help to solve problems.
- The 9 times table can be represented as multiplication equations.
Vocabulary To Learn
- Equation: An equation is used to show that one number or calculation is equal to another.
- Operation: An operation is a mathematical process. Examples that you know are addition, subtraction, multiplication and division. Symbols are used to show the operations.
Common Mistakes To Avoid
- Pupils may find it difficult to solve problems or misunderstand questions.
3 Quick Questions (With Answers)
1. Solve this in steps: explain the method from this lesson and why each step matters.
Counting in nines can be represented in different ways. Counting in nines can help to solve problems.
2. Use this key word in a maths sentence and explain it clearly. 'Equation'
An equation is used to show that one number or calculation is equal to another. Use this word when showing your method, then check your final answer is reasonable.
3. Spot and fix this common maths mistake.
Mistake: Pupils may find it difficult to solve problems or misunderstand questions. Correction: Model clearly how to identify key phrases and words which will identify the operation and equation required for word problems. This could involve drawing bar models or other representations.
More Lessons In This Unit
Browse all guides in the Year 4 Maths guide library.