Listing multiples | Maths | Quizalize & Oak National Academy

Starter quiz

Complete the statement. Factors and multiples are __________ .
- always even
- always odd
- decimals
- inverse concepts ✓
Given the calculation $9\times 2 = 18$ , select the correct statement:
- 9 and 2 are factors of 18 ✓
- 9 and 2 are multiples of 18
- 18 is a square number
- 18 is a factor of 9 and 2
Match the numbers with their factors.
- Factors of 12 are:
  
  ⇔
  
  1, 2, 3, 4, 6 and 12 ✓
- Factors of 10 are:
  
  ⇔
  
  1, 2, 5 and 10 ✓
- Factors of 24 are:
  
  ⇔
  
  1, 2, 3, 4, 6, 8, 12 and 24 ✓
- Factors of 5 are:
  
  ⇔
  
  1 and 5 ✓
List all the factors of 10
- 1, 2, 5 and 10 ✓
- 10, 20 , 30, 40 and 50
- 1, 2.5, 2, 5 and 7.5
- Not possible as there are infinite number of factors of 10
List all the multiples of 10
- 1, 2, 5 and 10
- 10, 20 , 30, 40 and 50
- 100, 10, 1, 0.1
- Not possible as there are infinite number of multiples of 10 ✓
Lucas is thinking about 12. He says "12 is a factor of 12 and 12 is a multiple of 12." Is he correct? Pick the correct justification.
- No, because multiples are always bigger than the factors.
- Yes, because $12\div 12 = 1$ and $12\times 1 = 12$ ✓
- No, because 1 is a multiple of 12