fractions, divisibility and prime numbers

____________ number has exactly 2 factors.

• composite
• prime
• multiple
• reciprocal

______________ rules are number "tricks"

• factor
• divisibility
• fraction
• multiple

Must find the ______ when adding and subtracting fractions.

• least common denominator (LCD)
• greatest common factor (GCF)
• Prime Factorization
• least common numerator

Tags

CCSS.4.NF.A.2

CCSS.4.NF.C.5

______________ form is also called reduced

• improper
• distributive
• simplest
• mixed

Tags

CCSS.4.NF.A.1

Product of 2 numbers

• factor
• divisible
• reciprocal
• multiple

Tags

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.B.5

CCSS.3.OA.C.7

A factor ________ is a way to organize the prime factorization of a number.

• prime
• fraction
• composite
• tree

Name the next 3 prime numbers after 23.

• 24, 25, 26
• 29, 30, 31
• 29, 31, 37
• 24, 26, 28

Which of the following numbers is not composite?

• 24
• 40
• 66
• 61

Tags

CCSS.4.OA.B.4

Which is the only prime number that is even?

• 14
• 22
• 17
• 2

Tags

CCSS.4.OA.B.4

What makes a number a composite number?

• It only has 2 factors 1 and itself.
• It is an even number.
  It is an odd number.
• Is is an odd number.
• It has more than two factors.

Tags

CCSS.4.OA.B.4