Maths · Reception-Year 2 · New activity
How can I teach comparison without relying on spacing?
Compare small sets, match one to one and explain why spreading objects out does not add more.
Same number, different layout
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Suggested years or grades help with selection; adapt to the learner's understanding.
Teaching aim
Compare sets by matching or counting rather than by the space they cover.
Model and teach
Make two rows of four counters. Spread one row out. Match each counter to one in the other row: both sets still have four.
Model one example, try another together, then give each learner a fresh turn. Keep the wording visible and allow usual communication or recording methods. In a group, ask everyone to think or show a response before sharing.
Activity prompts
- Make set A with 4 counters and set B with 4. Spread B out. Which has more, or are they equal? ____ Show how you know.
- Make set A with 5 counters and set B with 3. Which has more? ____ How many more? ____
- Make set A with 2 counters and set B with 6. Which has fewer? ____ How many fewer? ____
- Make set A with 5 counters. Make a different layout with 5. Draw or show the two layouts. Explain why they are equal.
- A partner spreads 3 counters into a long row. Make a shorter row with more counters. Explain your choice.
Support and challenge
More support
Use sets up to three, matching each pair physically before introducing comparison words.
More challenge
Ask for two different layouts of unequal sets and explain the difference by matching.
Teacher answers and suggested responses
- Equal: both have four. Spacing changes the layout, not the count.
- A has two more. Match three pairs; two remain in A.
- A has four fewer than B.
- Both have five; moving the same counters changes no quantity.
- Any shorter row containing four or more counters works. Check the count.
Check understanding
After rearrangement, compare a fresh pair of sets and explain using matching or counting.
Note the example, response and extra adult help: independent with agreed supports, general prompt, or model/specific clue. Compare similar tasks with the same supports. These observations guide teaching and are not diagnostic scores.
Use it with the collection
Open the small-group teaching collection →
This is an optional extension. The existing core delivery guide and three-activity ZIP remain available separately.
Related app
Open the collection's related app → Choose a task with the same aim, then recheck understanding with a fresh practical example.
Print and share
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