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 10
Explain the difference between a factor and a multiple.
Explain why 0 is not considered a factor of any number.
Explain why every number is a factor of itself.
Find the highest common factor (HCF) of 56 and 98.
Find the LCM of 18, 24, and 30.
Find the least common multiple (LCM) of 8 and 12.
Find the sum of all factors of 12.
Given the set of numbers {24, 36, 54, 72}, which number has the greatest number of positive factors?
If a number is a multiple of both 4 and 6, which of the following must it also be a multiple of?
(1) 8
(2) 12
(3) 18
(4) 24
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 24 and 36?
(1) 4
(2) 5
(3) 7
(4) 9
Which of the following is NOT a multiple of 15?
(1) 30
(2) 45
(3) 55
(4) 75
Fill in the blank: The greatest common factor (GCF) of 36 and 60 is _______.
Fill in the blank: The number 13 has exactly _______ positive factors.
Fill in the blank: The product of the HCF and LCM of two numbers is equal to the _______ of the numbers.
Fill in the blank: The smallest positive multiple of 9 is _______.
A number is divisible by both 2 and 3. Is it always divisible by 6?
A number leaves a remainder of 0 when divided by 8. Is 8 a factor of this number?
Is 1 a factor of every integer? (Yes/No)
State whether the following statement is true or false: Every multiple of 6 is also a multiple of 2.
