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Year 1 - Maths

Measure length using objects and record results in a table

Numbers 0 to 20 in different contexts

Unit Summary

In this unit pupils will consolidate their counting to 20. They will measure objects using non-standard and standard measures and record outcomes, providing a context for counting and comparing numbers to 20.

Lesson Summary

You will learn to measure length using objects and record the results in a table.

Key Notes

  • Lengths and heights can be measured using different objects.
  • When you measure accurately, the objects you use to measure should be the same size.
  • When you measure accurately, there should be no gaps between your objects.
  • When you measure accurately, the objects should be in a straight line from one end to the other.
  • Measurements can be recorded in a table.

Vocabulary To Learn

  • Accurately: Working carefully so that there are no mistakes.
  • Results: A set of measurements or information that has been gathered after measuring or observing something. An outcome.
  • Table: A way of sorting information made of rows and columns.

Common Mistakes To Avoid

  • Children may not use objects to measure accurately, for example following the shape of the object they are measuring rather than placing objects in a straight line. They may miscount the objects.

3 Quick Questions (With Answers)

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

Lengths and heights can be measured using different objects. When you measure accurately, the objects you use to measure should be the same size.

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

Working carefully so that there are no mistakes. 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 not use objects to measure accurately, for example following the shape of the object they are measuring rather than placing objects in a straight line. They may miscount the objects. Correction: Encourage children to build a straight line of objects with no gaps first, then place the object they want to measure along the line. Encourage them to touch each object as they count.

More Lessons In This Unit

Browse all guides in the Year 1 Maths guide library.