Year 3 - Maths
Solve problems involving length
Measuring length and recording in tables
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This pupil-friendly study guide includes a unit summary, clear notes, common mistakes, and quick questions with answers.
Unit Summary
In this unit pupils will continue to measure using appropriate tools and units progressing to using a wider range of measures, including comparing and using mixed units.
Lesson Summary
You will learn to solve problems involving length.
Key Notes
- Data can be collected to help solve a problem involving length.
- When we collect data, we need to decide which units to measure in: mm, cm or m.
- Representing data as a bar graph can help us interpret the data.
Vocabulary To Learn
- Data: Data is a collection of facts, such as numbers, words, measurements, observations or even just descriptions of things.
- Interpret: When we interpret anything, including data, we explain its meaning.
Common Mistakes To Avoid
- Drawing tables and graphs from scratch can be tricky for some children.
3 Quick Questions (With Answers)
1. Solve this in steps: explain the method from this lesson and why each step matters.
Data can be collected to help solve a problem involving length. When we collect data, we need to decide which units to measure in: mm, cm or m.
2. Use this key word in a maths sentence and explain it clearly. 'Data'
Data is a collection of facts, such as numbers, words, measurements, observations or even just descriptions of things. Use this word when showing your method, then check your final answer is reasonable.
3. Spot and fix this common maths mistake.
Mistake: Drawing tables and graphs from scratch can be tricky for some children. Correction: Provide scaffolds of tables and graphs where necessary.
More Lessons In This Unit
- Converting between centimetres and millimetres Study Guide
- Converting between metres and centimetres Study Guide
- Estimate and measure lengths and heights and record in a table Study Guide
- Estimate in metres and describe a metre in different ways Study Guide
- Measure length and height from zero using whole m or cm Study Guide
- Measuring length and height using cm and mm Study Guide
- Millimetres as a unit of measure and the relationship between them and cm Study Guide
- Solve problems involving length and height Study Guide
- Using graphs to represent lengths and heights Study Guide
Browse all guides in the Year 3 Maths guide library.