Finding Factors
What are all of the factors of 17?
1, 17
15
Composite
(1, 3, 5, 15)
What is the 3rd multiple of 4?
12
The rule is multiply by 2. The first term is 2. Finish the pattern.
2, ___, ___, ___
4, 8, 16
Sawyer washes grapes and puts all of them in 3 bags. She puts an equal number of grapes in each bag. Which could be the number of grapes she washes?
32, 49, 45, or 53?
45
1, 5, 25
23
Prime
What is the 7th multiple of 5?
35
The rule is subtract 10. The first term is 103. Finish the pattern.
103, ___, ___, ___
93, 83, 73
There are 8 hamburger buns in a package. Which number of hamburger buns would fill a whole number of packages: 18, 32, 44, 56?
32 and 56
What are all of the factors of 24?
1, 2, 3, 4, 6, 8, 12, 24
27
Composite
(1, 3, 9, 27)
What are the first 5 multiples of 8?
8, 16, 24, 32, 40
The rule is multiply by 3. The first term is 3. Finish the pattern.
3, ___, ___, ___
9, 27, 81
Find the first 6 multiples of 4. Then find the first 6 multiples of 8. According to your lists, what multiples do 4 and 8 have in common?
8, 16, 24
What are all of the factors of 36?
1, 2, 3, 4, 6, 9, 12, 18, 36
31
Prime
What are the first 5 multiples of 12?
12, 24, 36, 48, 60
The rule is subtract 7. The first term is 48. Finish the pattern.
48, ___, ___, ___
41, 34, 27
A clothing store can buy sweaters from its supplier in lots of 30, 45, and 90 sweaters. The store wants to display the sweaters in equal stacks of 6. How many sweaters should the store buy.
30 or 90
What are all of the factors of 42?
1, 2, 3, 6, 7, 14, 21, 42
63
Composite
(1, 3, 7, 9, 21, 63)
Find the missing multiples.
3, ___, 9, 12, ___, ___
6, 15, 18
The rule is divide by 2. The first term is 32. Finish the pattern.
32, ___, ___, ___
16, 8, 4
Lincoln wants to put 42 bagels in a bin, with the same number in each bin. Should he use 3 or 4 bins? How do you know?
3 (3 x 14 = 42)