Factor/Multiples
Factor of 25
1,5,25
Is 16 prime or composite.
Composite
7 x 4 + 2
30
10 x 47
470
156 / 4
39
Multiples of 6 up to 18
6,12,18
Is 37 prime or composite.
Prime
9 - 2 + 17
24
23 x 26
598
342 / 6
57
Multiple of 3 up to 25
3,6,9,12,15,18,21,24
Is 47 prime or composite.
Prime
2 x 4 + 9 - 3 X 5
2
36 x 42
1, 512
265 / 23
11 R12
Factor of 18
1, 2, 3, 6, 9, 18
Is 52 prime or composite.
composite
(13 - 6) + (5 - 3) + 20
29
57 x 89
5,073
389 / 27
14 R21
Multiples of 5 up to 50
5,10,15,20,25,30,35,40,45,50
What is the difference between a prime and composite number?
A prime number only has one factor. (1 and itself)
A composite number has more than two factors.
[3 x 4 / 2] + 10 - 6
10
A flower garden has 9 rows of tulips. There are 24 tulips in each row. How many tulips are there in all
216 tulips
Maria is making seating arrangements for her wedding. She wants to seat 9 people at each table and she has 330 guests. How many tables will she need?
36 R 6
She has a remainder and they can not be left without a table. Therefore, she needs another table.
37 Tables