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Year 2 - Maths

Represent multiples of ten using their numerals and names

Composition of multiples of 10

Unit Summary

In this unit pupils will represent multiples of ten using numerals and names and use knowledge of facts and unitising to add and subtract multiples of ten.

Lesson Summary

You will learn to represent multiples of ten using numbers and names.

Key Notes

  • All multiples of ten have a zero in the ones.
  • This is the number 30 and the 3 represents three tens.
  • __ tens is equal to __ty so three tens is equal to thirty.

Vocabulary To Learn

  • Tens: Groups of ten objects.
  • Ones: Individual objects.
  • Multiple: A multiple is the result of multiplying a number by another whole number.

Common Mistakes To Avoid

  • Children may get the tens and teens numbers confused and may muddle up the digits when writing the numerals.

3 Quick Questions (With Answers)

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

All multiples of ten have a zero in the ones. This is the number 30 and the 3 represents three tens.

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

Groups of ten objects. 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 get the tens and teens numbers confused and may muddle up the digits when writing the numerals. Correction: Show numbers on a place value chart and talk about what each number represents. Take time to over pronounce teen and multiples of 10 words focusing on the sound of -teen and -ty and encouraging learners to practise with silly voices.

More Lessons In This Unit

Browse all guides in the Year 2 Maths guide library.