End of Mod 3 Review

Factors

100

List the factors of 15

1, 3, 5, 15

200

List the factors of 30

1, 2, 3, 5, 6, 10, 15, 30 

300

List the factors of 40 & tell if it is PRIME or COMPOSITE

1, 2, 4, 5, 8, 10, 20, 40

COMPOSITE

400

List the factors of 17 & explain if it is PRIME or COMPOSITE

1, 17

PRIME

500

List the factors of 36 & say if it is a PRIME or COMPOSITE number

1, 2, 3, 4, 6, 9, 12, 18, 36

COMPOSITE

Multiples

100

List the first 5 MULTIPLES of 6

6, 12, 18, 24, 30

200

List the first 5 multiples of 12

12, 24, 36, 48, 60

300

What is the MULTIPLE of 5 and 9?

5 x 9 = 45

400

What is the GREATEST multiple of 8 that is less than 59

8 x 7 = 56

500

What is the greatest multiple of 11 that is less than 111

11 x 10 = 110

Multiplication

100

54 x 3 

162

200

32 x 45

1,440

300

Ms. Calhoun has 26 students. Each student eats 4 chicken fingers at lunch. How many chicken fingers did her class eat in all?

104 chicken fingers

400

Ms. MacLachlan's classroom is 24 feet long and 17 feet wide. How much area of carpet does she need to cover all of her classroom?

408 square feet of carpet

500

We need 3 times as many pencils as students. If we have 26 students, how many pencils do we need?

78 pencils

Division

100

78 ÷ 2

39

200

59 ÷ 4

14 R 3

300

6,741 ÷ 3

2,247

400

There are 225 students in fourth grade. If we want to split the grade into even groups of 5. How many groups will there be?

225 ÷ 5 = 45 groups 

500

Ms. Windle has 33 students. She wants to split them into even groups of 4. How many groups can she make and how many students are left over if any?

8 groups of 4 students with 1 student left over

33 ÷ 4 = 8 R 1

Misc.

100

Is 37 a prime or composite number? Why? Show your work.

Prime. 1 and 37 are the ONLY factors of 37.

200

What college football team does Ms. Stansbury cheer for?

LSU

300

Erasers come in a box of 12. There are 148 students in 4th grade. Each student needs 3 erasers. How many boxes of erasers does the grade need to order?

148 x 3 = 444

444 ÷ 3 = 148

148 boxes of erasers

400

Four different combinations of two numbers can be multiplied to get 64. What are ALL of the possibilities to get 64? Write as an equation.

1 x 64 = 64

2 x 32 = 64

4 x 16 = 64

8 x 8 = 64

500

Candy canes come in packages of 42. If Ms. MacLachlan, Ms. Chavez, and Ms. Andress want to split 4 boxes evenly, how many CANDY CANES will each class get?

42 x 4 = 168

168 ÷ 3 = 56 candy canes per class