Topic 7 Review

the number 1 is...

• prime

• composite

• neither

• all of the above

Tags

CCSS.4.OA.B.4

what is the only even number that is prime?

• 0

• 2

• 4

• 7

Tags

CCSS.4.OA.B.4

which of the following shows all the factors of 48?

• 1, 3, 4, 6, 8, 12, 16, 48

• 1, 2, 3, 4, 6, 8, 12, 16, 24, 48

• 1 and 48; 2 and 24; 3 and 16; 4 and 12; 6 and 8

• 48, 96, 144, 192, 240

Tags

CCSS.4.OA.B.4

which of the following shows all of the factor pairs of 49?

• 49, 98, 147, 196, 245

• 1, 7, 49

• 1 and 49

• 1 and 49; 7 and 7

Tags

CCSS.4.OA.B.4

which of the following shows the first six multiples of 8?

• 1, 2, 4, 8

• 8, 16, 32, 40, 48, 56

• 1 and 8; 2 and 4

• 8, 16, 24, 32, 40, 48

which of the following shoes the first six multiples of 4?

• 1, 2, 4

• 4, 8, 12, 16, 20, 24

• 1 and 4; 2 and 2

• 8, 12, 16, 20, 24, 28

Billy has 12 rectangular steppingstones to arrange in an array in his backyard. How many factors are there for 12?

• 6 factors

• 8 factors

• 5 factors

• 7 factors

Tags

CCSS.4.OA.B.4

determine whether the numbers in each list are factors or multiples of 20.

1, 20

• factors

• multiples

Tags

CCSS.4.OA.B.4

Determine whether the numbers in each list are factors or multiples of 20.

2, 10

• factors

• multiples

Tags

CCSS.4.OA.B.4

Determine whether the numbers in each list are factors or multiples of 20.

20, 40, 60, 80

• factors

• multiples

Tags

CCSS.4.OA.B.4