Factors/Multiples
List all the factors of 10.
1, 2, 5, 10
Determine whether the numbers are prime or composite:
5
63
24
5 = Prime
63 = Composite
24 = Composite
A car travels at 40 miles per hour for 3 hours. How many miles did the car drive?
120
Solve for x.
47 x 83 = x
x = 3,901
A swimming pool is 6,216 square feet. Fred divides the pool into 7 equal sections. How many feet is one section of the pool?
888 square feet
What are the first 5 multiples of 8?
a. 5, 10, 15, 20, 25, 30, 35, 40
b. 1, 8, 16, 24, 32
c. 8, 13, 18, 23, 28
d. 8, 16, 24, 32, 40
b
Determine whether the numbers are prime or composite:
16
13
12
16 = Composite
13 = Prime
12 = Composite
Miss Sarus bought 6 new computers for her fourth grade class. Each computer cost $674. Which amount of money represents the total Miss Sarus spent on the new computers?
$4,044
What is the product of 16 and 83?
1,328
What is 1,356 divided by 3?
452
Sarah is arranging chairs for a recital. She wants to put 16 chairs in a rectangular array. What are three ways she could arrange the chairs in rows and how many chairs would be in each row?
1 row with 16 chairs
2 rows with 8 chairs
4 rows with 4 chairs
8 rows with 2 chairs
16 rows with 1 chair
Determine whether the numbers are prime or composite:
9
7
36
9 = Composite
7 = Prime
36 = Composite
What is the product of 2,830 and 3?
8,490
Multiply: 58 x 61
3,538
Ms. Whelan has 390 pencils in her classroom. She separates the pencils in sets, and there are 3 pencils in each set. How many sets of pencils does she have?
130
Which numbers are factors of both 36 and 42?
1, 2, 3, 6
Mrs. Snapp wrote four numbers on the board and asked her students to select the number that is composite and also a factor of 36. Which number should the students select?
a. 1
b. 8
c. 18
d. 3
c
358 x 9 =
3,222
Select all the expressions that have a value of 420.
a. 35 x 12
b. (3 x 5) x (10 x 2)
c. (40 x 10) x (2 x 4)
d. 40 x 20
e. 14 x 30
a
e
Mrs. Whelan is packing books into seven boxes. There are 651 books to be packed. She puts 72 books into the first box and 64 books into the second box. She puts the same number of books into each of the last five boxes. How many books are in each of the last five boxes?
103
Select all the factor pairs of 40.
a. 1 and 40
b. 20 and 20
c. 2 and 20
d. 10 and 4
e. 6 and 7
f. 5 and 8
g. 8 and 6
a
c
d
f
Mrs. Wentz wrote four numbers on the board and asked her students to select the number that is prime and also a multiple of 3. Which number should the students select?
a. 3
b. 6
c. 1
d. 9
a
What is the product of 9,999 x 4?
39,996
Mrs. Willems went to a tax-free book. She bought 6 books for $13 each, and 12 books for $15 each. How much did Mrs. Willems pay for her books?
$258
Select all the expressions that have a value of 32.
a. 304 / 9
b. 259 / 8
c. 224 / 7
d. 160 / 5
e. 100 / 3
c
d