Factors, multiples, and primes (age 9+)
Solve problems involving multiplication and division using knowledge of factors, multiples, squares, and cubes
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Teaching Table
Set out your lesson
“If your child is asked to find all the square numbers less than 100, can they work through it systematically and give you the correct list: 1, 4, 9, 16, 25, 36, 49, 64, 81?”
Full guide and materials
- Activity. Solve problems involving multiplication and division using knowledge of factors, multiples, squares, and cubes
What to notice. Is 156 a multiple of 6? Explain how you know • Find two square numbers that add to make 100 • Use factor pairs to simplify 24 × 25 as 6 × (4 × 25) = 6 × 100 = 600
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1 approach
If your child is asked to find all the square numbers less than 100, can they work through it systematically and give you the correct list: 1, 4, 9, 16, 25, 36, 49, 64, 81?
Solve problems involving multiplication and division using knowledge of factors, multiples, squares, and cubes
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Check understanding
- Is 156 a multiple of 6? Explain how you know
- Find two square numbers that add to make 100
- Use factor pairs to simplify 24 × 25 as 6 × (4 × 25) = 6 × 100 = 600
“If your child is asked to find all the square numbers less than 100, can they work through it systematically and give you the correct list: 1, 4, 9, 16, 25, 36, 49, 64, 81?”
Curriculum record
- Type
- Procedural
- Subject
- Mathematics
- Domain
- Multiplication & Division
- Age range
- Ages 9–10