Mathematics
Algebra
Procedural
10–11 yrs
Systematic Listing
系统列举法
Description
Enumerate possibilities of combinations of two variables systematically (e.g. all ways to choose from a set of options)
Mastery Evidence
- List all possible meal combinations from 3 starters and 4 mains
- Organise combinations into a systematic table to ensure none are missed
- Explain why the total number of combinations equals the product of the options in each category
Assessment Prompt
If your child can choose any combination of 3 T-shirt colours and 2 trouser colours, can they list every possible outfit without missing any or repeating?
Prerequisites 1
Long multiplication (age 10+)
系统枚举与乘法推理相关联（选项的乘积）
Unlocks 0
No follow-up topics
