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Year 3 - Maths

Subtracting to and from 10

Review strategies for adding and subtracting across 10

Unit Summary

In this unit pupils will be reviewing and securing previous knowledge of adding 3 addends, understanding they can be added in any order and combined in different ways to bridge through 10

Lesson Summary

You will learn to subtract to and from 10.

Key Notes

  • When the minuend has the same number of ones as the value of the subtrahend, the difference is 10
  • Number pairs to 10 allow us to work out the difference from the subtrahend.

Vocabulary To Learn

  • minuend: The minuend is the number being subtracted from.
  • subtrahend: A subtrahend is a number subtracted from another.
  • difference: The difference is the result after subtracting one number from another.

Common Mistakes To Avoid

  • When there's more than one subtrahend, the order cannot be changed.

3 Quick Questions (With Answers)

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

When the minuend has the same number of ones as the value of the subtrahend, the difference is 10. Number pairs to 10 allow us to work out the difference from the subtrahend.

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

The minuend is the number being subtracted from. Use this word when showing your method, then check your final answer is reasonable.

3. Spot and fix this common maths mistake.

Mistake: When there's more than one subtrahend, the order cannot be changed. Correction: Subtrahends can be subtracted from the minuend in any order. They can also be added together before being subtracted.

More Lessons In This Unit

Browse all guides in the Year 3 Maths guide library.