Factors
Multiples
Prime Numbers
Factor Pairs
Word Problems
100

What are the factors of 8?

1, 2, 4, 8

100

What is the first multiple of 5?

5

100

Is 7 a prime number?

yes

100

What are the factor pairs of 10?

1 x 10

2 x 5

100

There are 10 chairs in each row in a auditorium. If there are 5 rows, how many chairs in total?


Hay 10 sillas en cada fila en un auditorio. Si hay 5 filas, ¿cuántas sillas en total?

5 x 10 = 50

200

What are the factors of 20?

1, 2, 4, 5, 10, 20

200

List the first three multiples of 3.

3, 6, 9

200

what is the smallest prime number?

2

200

What are the factor pairs of 12?

1 x 12

2x 6

3x 4

200

There are 5 baskets and each basket contains 6 apples. How many apples are there in total?


Hay 5 cestas y cada cesta contiene 6 manzanas. ¿Cuántas manzanas hay en total?

5 x 6 = 30

300

Name a factor of 15 that is also a factor of 5?

5

300

what are the first three multiples of 6?

6, 12, 18

300

Is 9 a prime number?

no

300

What are the factor pairs of 22?

1 x 22

2 x 11


300

A school has 7 classrooms. If each classroom has 4 tables, how many tables are there in all?


Una escuela tiene 7 aulas. Si cada aula tiene 4 mesas, ¿cuántas mesas hay en total?

7 x 4 = 28

400

What are the factors of 28?

1, 2, 4, 7, 14, 28

400

what is the tenth multiple of 4?

40

400
Is 11 a prime number?

yes

400

What are the factor pairs of 24?

1 x 24

2 x 12

3 x 8 

4 x 6

400

A gardener plants 9 rows of flowers, and each row has 6 flowers. How many flowers are in the garden?

Un jardinero planta 9 filas de flores, y cada fila tiene 6 flores. ¿Cuántas flores hay en el jardín?

9 x 6 = 54

500

Name all the factors of 36

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

500

what is one multiple that 2 and 3 have in common?

Possible answers:

6

12

18

24

500

Is 21 a prime number?

no

500

What are the factor pairs of 30?

1x 30 

2 x 15

3 x 10

5 x 6

500

Each box contains 8 pencils. If there are 7 boxes, how many pencils are there in total?


Cada caja contiene 8 lápices. Si hay 7 cajas, ¿cuántos lápices hay en total?

8 x 7 = 56

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