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Year 2 - Maths

Explain that objects can be grouped in different ways

Grouping objects in different ways and relating to multiplication

Unit Summary

In this unit pupils will describe how objects are grouped and will represent equal groups as repeated addition and multiplication.

Lesson Summary

You will learn to explain that objects can be grouped in different ways.

Key Notes

  • The __ have been put into groups.
  • The groups are equal because there are the same number of __ in each group.
  • The groups are unequal because there are a different number of __ in each group.

Vocabulary To Learn

  • Group: A set of things with an identity.
  • Equal: Exactly the same amount or value.
  • Unequal: Do not have exactly the same amount or value.

Common Mistakes To Avoid

  • Children may confuse groups with number of items in a group.

3 Quick Questions (With Answers)

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

The __ have been put into groups. The groups are equal because there are the same number of __ in each group.

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

A set of things with an identity. 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 confuse groups with number of items in a group. Correction: Clear teacher modelling of groups, demarcating groups and physically placing items into groups e.g. a bundle of straws with an elastic band.

More Lessons In This Unit

Browse all guides in the Year 2 Maths guide library.