Vocabulary
A ____________ number has more than one factor pair.
A number has the factor pair 4 and 8. What is the number?
32
What are the first five multiples of 4?
4, 8, 12, 16, 20
A product has the factors 8 and 4. Is it prime or composite?
Composite
3, 6, 12, 24, _____
What is the next number in the sequence?
48, because the rule is double or x2 in each term.
A __________ _________ is a set of two factors that are multiplied to make a given product.
factor pair
What are the factor pairs of 16?
1 and 16
2 and 8
4 and 4
Which of the following is NOT a multiple of 6?
18
60
72
20
20
Is the number 2 prime or composite?
Prime; it only has one factor pair. It is the ONLY even number that is prime.
Draw the first ten terms for the pattern from the given pattern unit. Two stars, two dots.
**..**..**
A __________ of a whole number is a product of the number and another whole number. (Hint: What is the real term to describe skip counting)
multiple
How many factors does the number 27 have? Prove it with a factor T chart or factor rainbow.
27 has 4 factors. 1, 3, 9, and 27
Which numbers have 40 as a multiple?
2, 3, 4, 5, 6, 20
2, 4, 5, 20
How can we prove 10 is composite WITHOUT finding the factors?
It is even, so it has to be composite. It is a multiple of 2.
Johnny wants to save money to buy a new gaming system. He starts out with $125 in his bank account. He adds $10 more each week. How much will he have after 5 weeks?
$165
A pattern ______ describes a pattern and can be used to extended a sequence of numbers or shapes.
rule
What are the factors of the number 55?
1, 5, 11, 55
Which numbers are multiples of 7?
14
27
29
70
35
14, 70, 35
Is the number 88 prime or composite?
Composite, we know this because it is a double. It is a multiple of 11.
What is the rule in this pattern?
45, 53, 61, 69
Add 8
A ________ number is a whole number with ONLY one factor pair.
prime
How many factor pairs does the number 30 have?
1 and 30
2 and 15
3 and 10
5 and 6
4 Factor Pairs
What are the first ten multiples of 10?
10, 20, 30, 40, 50, 60, 70, 80, 90, 100
Prime
Draw a pattern that starts with 2 dots and adds 4 each new row. Stop at 5 rows.
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