1-1 Multiples and Factors

Multiple Choice

The least common multiple is the ________ common multiple that is divisible by both of the numbers.

• largest

• only

• smallest

• opposite

Multiple Choice

12 is a multiple of 2.

• True

• False

Multiple Choice

2 is a multiple of 8.

• True

• False

Check Your Notes!!

Fill in the Blank

Find the least common multiple (LCM) of 12 and 20.

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Find the least common multiple (LCM) of 5 and 8.

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Find the least common multiple (LCM) of 18 and 27.

Check Your Notes!!

Multiple Choice

The greatest common factor is the ________ common factor both numbers have in common.

• largest

• only

• smallest

• opposite

Multiple Choice

25 is a factor of 5

• True

• False

Multiple Choice

4 is a factor of 20

• True

• False

Fill in the Blank

Find the greatest common factor (GCF) of 25 and 55.

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Find the greatest common factor (GCF) of 10 and 40.

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Find the greatest common factor (GCF) of 12 and 24.

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Find the greatest common factor (GCF) of 36 and 54.