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Year 4 - Maths

Explain how many hundreds, tens and ones 1,000 is composed of

Secure place value to 1000: apply to addition and subtraction: multiples of 100

Unit Summary

In this unit pupils will explain how many tens, hundreds and ones 1,000 is composed of. They will use different strategies to add and subtract multiples of 100.

Lesson Summary

You will learn to give the number of hundreds, tens and ones in 1000.

Key Notes

  • 1,000 is composed of 10 hundreds.
  • 1,000 is composed of 100 tens.
  • 1,000 is composed of 1,000 ones.

Vocabulary To Learn

  • Compose: Compose means to combine parts to make a given number. One hundred is composed of 10 tens.
  • Thousand: A thousand is a 4-digit number equal to 10 groups of one hundred.

Common Mistakes To Avoid

  • Pupils may not make the connection between 10 hundreds, 100 tens and 1 thousand as they may find it difficult to visualise 1,000

3 Quick Questions (With Answers)

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

1,000 is composed of 10 hundreds. 1,000 is composed of 100 tens.

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

Compose means to combine parts to make a given number. One hundred is composed of 10 tens. 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 not make the connection between 10 hundreds, 100 tens and 1 thousand as they may find it difficult to visualise 1,000. Correction: Secure understanding of 1,000 using a range of representations: counting up on number lines divided differently, showing Base 10 blocks that are equivalent to a one thousand block and even exploring within the context of money.

More Lessons In This Unit

Browse all guides in the Year 4 Maths guide library.