Fractions Quiz

What is the Lowest Common Multiple (LCM) of 3 and 4?

• 8

• 15

• 6

• 12

Which numbers are part of the multiples of 6?

• 6, 12, 18, 24, 30

• 5, 10, 15, 20, 25, 30

• 4, 8, 12, 16, 20

• 3, 6, 9, 12, 15, 18, 21

What do we need to change in fractions to compare them?

• Numerator

• Denominator

• Both Numerator and Denominator

• None of the above

What is the lowest common denominator for fractions?

• 15

• 5

• 12

• 6

What is the LCM of 5 and 6?

• 10

• 15

• 20

• 30

Which numbers are part of the multiples of 4?

• 3, 6, 9, 12, 15, 18, 21

• 4, 8, 12, 16, 20

• 5, 10, 15, 20, 25, 30

• 6, 12, 18, 24, 30

What is the LCM of 3 and 6?

• 24

• 18

• 12

• 6

What is the LCM of 4 and 5?

• 30

• 10

• 20

• 15

What is the purpose of finding the Lowest Common Multiple (LCM)?

• To compare fractions

• To add fractions

• To subtract fractions

• To simplify fractions

What is the relationship between lowest common denominator and LCM?

• None of the above

• They are always the same

• They are sometimes the same

• They are always different