Order numbers
- Compare the largest place value.
- Sort from smallest to largest or largest to smallest.
- Check every number is included.
Answer: 8, 18, 80, 108
🔢 Number
Ordering numbers
Learn ordering numbers with a GCSE-style explanation, help guide, worked example, practice question and flashcards.
Global XP
Level 10 / 100 XP
1. Explanation
Key idea
- Ordering numbers is part of number and appears often in KS3–GCSE maths.
- Ordering means arranging numbers by size.
- Use the worked model, help guide, interactive question and flashcards to practise ordering numbers until the steps feel automatic.
Real-life examples
- Shopping, sport, travel, science, design and everyday decisions all use this skill.
2. Visual
Ordering numbers 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 Ordering numbers
- Learn the rule: Ordering means arranging numbers by size.
- Worked model: Compare the largest place value. Sort from smallest to largest or largest to smallest. Check every number is included.
- 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
Order 31, 13, 103 from smallest to largest.
6. Flashcards
Master quick recall
Flip each card, then choose whether you know it or need more practice.
0 mastered
FrontRule for Ordering numbers
BackOrdering means arranging numbers by size.
FrontExample answer: Order 31, 13, 103 from smallest to largest.
Back13 has one ten, 31 has three tens, and 103 has one hundred, so the order is 13, 31, 103.
FrontCommon check for Ordering numbers
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.