Factors, multiples, and primes
Find all factor pairs for a whole number in the range 1–100; identify common factors and common multiples of two numbers; use these concepts to solve problems
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Can your child list all the factor pairs for a number like 36 — (1, 36), (2, 18), (3, 12), (4, 9), (6, 6) — and find factors that two numbers share?
Find all factor pairs for a whole number in the range 1–100; identify common factors and common multiples of two numbers; use these concepts to solve problems
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Check understanding
- List all factor pairs of 36: (1,36), (2,18), (3,12), (4,9), (6,6)
- State the first five multiples of 7
- Find the common factors of 24 and 36
- Find all common factors of 36 and 48
- Identify the first three common multiples of 6 and 8
- Determine whether a given number (e.g. 97) is prime and justify the reasoning
“Can your child list all the factor pairs for a number like 36 — (1, 36), (2, 18), (3, 12), (4, 9), (6, 6) — and find factors that two numbers share?”
Curriculum record
- Type
- Conceptual
- Subject
- Mathematics
- Domain
- Multiplication & Division
- Age range
- Ages 9–11