Fraction Vocabulary

numerator

• the bottom number that shows the total number of parts in a whole

• the top number that shows the number of parts of a whole

• two numbers that multiply to make another number

• skip counting

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

a fraction whose numerator is a 1

• factors

• denominator

• unit fraction

• improper fraction

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

________________ is the bottom number of a fraction. It shows the total number of parts in a whole.

• multiples

• numerator

• denominator

• factors

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

What are the factors of 15?

• 5, 10, 15, 20, 25

• 1, 3, 5, 15

• 15, 30, 45, 60, 75, 90

• 1, 15

What are factors?

• a number without fractions or decimals

• a number with only two factors

• numbers that are named when skip counting

• two numbers that multiply to make another number

What are multiples of 9?

• 1, 3, 9

• 9, 18, 27, 36, 45, 54

• 3, 6, 9, 12, 15

• 1, 9

Prime Number

• a number named when skip counting

• two number that multiply to make another number

• a number with only two factors: one and itself

• a number without fractions or decimals

Composite Number

• a number with more than one pair of factors

• two fractions that are equal in value

• a fraction with 1 in the numerator

• a number with only two factors: one and itself

2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31 are examples of

• Composite Numbers

• Prime Numbers

• Factors

• Multiples

4, 6, 8, 9, 10, 12 are all examples of....

• Composite Numbers

• Prime Numbers

• Factors

• Multiples