Number laws with variables

Use variables to express the commutative, associative and distributive laws and test whether statements are always true.

⏱ 19 min❓ 11 questions

What you'll be able to do

✔I can write the commutative, associative and distributive laws using variables
✔I can use the laws to make mental calculations easier
✔I can use a counterexample to show a statement is not always true

How this works

1Read the short explanations first — they teach you what you need before each question.
2Answer each question, then tap Check. A right answer moves you on automatically; if it's wrong, you'll see a friendly explanation of why.
3Finish all 3 steps to see your score — sign in and subscribe to unlock the full lesson and save it.

What's inside

11 questions and 1 quick teaching card, including:

🔗Match the pairs — Choose the partner that goes with each item.
⚖️True or false — Read the statement and decide if it's true or false.

👪Grown-up tip: sit alongside younger learners for the first few lessons. Read the questions together and chat about the explanations — that's where the real learning sticks.

Curriculum: AC9M7A03