6.NS.1 and 6.NS.4 Math Test

Find the GCF of 6 and 9 by looking at their list of factors.

6- 1,6,2,3

9-1,9,3

• 3

• 1

• 6

• 9

Find the GCF of 12 and 32

• 8

• 4

• 12

• 16

What is the definition of the greatest common factor?

• the least number that is a factor of 2 or more numbers

• the least number that is a multiple of 2 or more numbers

• the greatest number that is a multiple of 2 or more numbers

• the greatest number that is a factor of 2 or more numbers

What is the gcf of 25 and 90?

Anthony's mom gave him 30 dollars while Jennifer's mom gave her 36 dollars. They want to give the same amount of money to a charity. What is the greatest donation they can make?

What is the definition of least common multiple?

• the smallest non-zero number that 2 or more numbers have in common

• the largest non-zero number that two or more numbers have in common

• the largest number that 2 or more numbers are divisible by

• the smallest number that 2 or more numbers are divisible by

Cups are sold 6 to a package and plates are sold 8 to a package. If you want to have the same number of each item for a party, what is the least number of packages of each you need to buy?

• 2 packs of cups and 2 packs of plates

• 3 packs of cups and 4 packs of plates

• 4 packs of cups and 3 packs of plates

• 2 packs of cups and 3 packs of plates

What do you call a number that only has two factors, 1 and itself?

Use the multiples listed to find the LCM of 45 and 60

45- 45, 90, 135, 180, 225, 270

60- 60, 120, 180, 240, 320

• 1

• 90

• 180

• 320

What is the LCM of 6 and 10?