Read a line graph
- Read values from the axes.
- Compare two points.
- Describe increase or decrease.
Answer: 20 to 27 is an increase of 7
📊 Statistics
Line graphs
Learn line graphs with a GCSE-style explanation, help guide, worked example, practice question and flashcards.
Global XP
Level 10 / 100 XP
1. Explanation
Key idea
- Line graphs is part of statistics and appears often in KS3–GCSE maths.
- Line graphs show change, often over time.
- Use the worked model, help guide, interactive question and flashcards to practise line graphs until the steps feel automatic.
Real-life examples
- Shopping, sport, travel, science, design and everyday decisions all use this skill.
2. Visual
Line graphs learning map
Understand the key idea → follow the help guide → practise a question → check your method → build speed with flashcards.
3. Help guide
How to tackle Line graphs
- Learn the rule: Line graphs show change, often over time.
- Worked model: Read values from the axes. Compare two points. Describe increase or decrease.
- Try the interactive question without looking at the answer first.
- Use the flashcards to test the rule, the method and a common check.
4. Worked examples
Step-by-step working
5. Interactive questions
Try it yourself
A line graph goes from 12°C to 15°C. What is the increase?
6. Flashcards
Master quick recall
Flip each card, then choose whether you know it or need more practice.
0 mastered
FrontRule for Line graphs
BackLine graphs show change, often over time.
FrontExample answer: A line graph goes from 12°C to 15°C. What is the increase?
Back15 - 12 = 3°C.
FrontCommon check for Line graphs
BackCheck units/notation, compare with an estimate, and make sure the answer matches the question.
7. Finish
Complete this topic
When you have read the examples, tried the question and reviewed flashcards, claim your topic completion XP.