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Year 3 - Maths

Identify a whole and the parts that make it up

Unit fractions as part of a whole

Unit Summary

In this unit pupils will represent unit fractions in different ways, identifying the whole, the number of equal parts and the size of each part as a unit fraction, including tenths.

Lesson Summary

You will learn to identify a whole and the parts that make it up.

Key Notes

  • If __ is the whole then __ is part of the whole.
  • You know what the whole is and can identify a part of the whole.
  • The whole can be different in different situations.

Vocabulary To Learn

  • Whole: The whole is all the parts or everything, the total amount.
  • Part: A part is some of the whole.

Common Mistakes To Avoid

  • Pupils might think that large objects or things such as England cannot be a part of a whole due to its size.

3 Quick Questions (With Answers)

1. Solve this in steps: explain the method from this lesson and why each step matters.

If __ is the whole then __ is part of the whole. You know what the whole is and can identify a part of the whole.

2. Use this key word in a maths sentence and explain it clearly. 'Whole'

The whole is all the parts or everything, the total amount. Use this word when showing your method, then check your final answer is reasonable.

3. Spot and fix this common maths mistake.

Mistake: Pupils might think that large objects or things such as England cannot be a part of a whole due to its size. Correction: Encourage pupils to work with parts and wholes that they can handle and experience but where parts are large, such as their school or class environment.

More Lessons In This Unit

Browse all guides in the Year 3 Maths guide library.