Multiplication Comparisons
Word Problems
Factors
Multiples
Prime and Composite
100
Write this equation as a multiplication comparison using _____ is _____ times as many as ______.

3 x 4 = 12

12 is 3 times as many as 4.

100

Would you use multiplication or division to solve this problem?

Tessa is selling beaded bracelets. She made \$45 selling them. If each bracelet is \$5, how many did she sell?

Division! 45 divided by 5 = 9. She sold 9 bracelets for \$5 each.

100

True or False: 3 and 6 are both factors of 30.

Yes because 3 x 10 = 30 and 6 x 5 = 30

100

True or False: 49 is a multiple of 7

Yes because 7 x 7 = 49.
100

Is 81 prime or composite?

Composite! 9 x 9 = 81

200

50 is ____ times as many as 5.

10

200

Ben has 5 comic books. The store has 7 times as many comic books. How many comic books does the store have?

5 x 7 = 35. The store has 35 comic books.

200
List the factor pairs for 24.

1 x 24   2 x 12   3 x 8   4 x 6

200

List the first ten multiples of 6 (starting with 6 x 1)

6, 12, 18, 24, 30, 36, 42, 48, 54, 60

200

Name a prime number from 1-20.

Answers will vary. 2, 3, 5, 7, 11, 13, 17, 19

300
What is 7 times as many as 8?

56

300
Mrs. Stanek graded 4 tests on Tuesday. She graded 3 times as many tests on Wednesday. How many tests did she grade on Wednesday?
4 x 3 = 12 .   She graded 12 tests on Wednesday.
300
True or False: 72 is a factor of 9.

No! 72 is a multiple of 9. 9 is a factor of 72.

300

True or False: 4 is a multiple of 12.

False! 4 is a factor of 12. Multiples of 12 are 12, 24, 36, ...
300

True or False:  21,  18, and 49 are all composite.

True. They all have more than 2 factors.

400
Write this multiplication comparison as an equation using x and =.

32 is 4 times as many as 8

32 = 4 x 8   or   4 x 8 = 32

400

David won 8 rounds of Apple Math. That is 2 times as many rounds as Theo won. How many rounds did Theo win?

8 divided by 2 = 4. Theo won 4 rounds.

400

Is 3 a factor of 33? Explain why or why not.

Yes, because 3 x 11 = 33.

400

Name 3 multiples of 8. Prove they are multiples.

Answers will vary. 8, 16, 24, 32, 40, 48, 56, 64, ...

400

Is 55 prime or composite?

Composite because it has more than 2 factors. 1 x 55,  11 x 5.

500

What number makes both of these statements true:

____ times as many as 4 is 36.

3 times as many as 3 is ____ .

9
500

Olivia ran 27 miles this week. She ran 3 times as many miles as her dad. How many miles did her dad run?

27 divided by 3 = 9.   Her dad ran 9 miles.

500

List all of the possible arrays or factor pairs you can make for 32.

1 x 32     2 x 16    4 x 8

500

Is 208 a multiple of 2? Explain why or why not.

Yes, because 208 is an even number.

500

Is 31 prime or composite?

Prime, because its only factors are 1 and 31.

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