Factors and Multiples
Math ⇒ Number and Operations
Factors and Multiples starts at 6 and continues till grade 12.
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See sample questions for grade 9
Explain the difference between a factor and a multiple.
Explain why every even number is a multiple of 2.
Explain why the number 13 is a factor of 169.
Find all the common factors of 30 and 45.
Find the GCF of 56 and 98.
Find the GCF of 81 and 54.
Find the LCM of 15, 20, and 30.
Find the least common multiple (LCM) of 8 and 12.
Which of the following is a common multiple of 4 and 6?
(1) 8
(2) 12
(3) 16
(4) 18
Which of the following is a factor of both 60 and 90?
(1) 10
(2) 12
(3) 15
(4) 20
Which of the following is a multiple of 13?
(1) 26
(2) 39
(3) 52
(4) All of the above
Which of the following is NOT a factor of 100?
(1) 2
(2) 4
(3) 5
(4) 6
Fill in the blank: The GCF of 14 and 49 is _______.
Fill in the blank: The greatest common factor (GCF) of 18 and 24 is _______.
Fill in the blank: The LCM of 9 and 12 is _______.
Fill in the blank: The number 17 has _______ factors.
If a number is a multiple of 8, is it also a multiple of 4?
If a number is divisible by both 2 and 3, is it always divisible by 6?
Is 1 a multiple of any number other than 1?
Is 121 a multiple of 11?
