Factors
True or False
The number 21 has 4 factors.
True
True or False
18 is a multiple of 4.
False
Identify the following number as prime or composite. 13
13 is a prime number.
Examine the number pattern.
Input Output
10 20
12 24
15 ?
*What rule does this pattern follow? and what is the next number.
Rule: Multiply 2
30
Create an expression that will help you to solve this problem. Sandra's turtle is four times as long as her pet beetle. If Sandra's turtle is 12 centimeters long, how long is her pet beetle?
Sandra's pet beetle is 3 centimeters long.
Which number is NOT a factor of 30?
5, 1, 8, 6
8
True or False
39 is a multiple of 3
Write the first four numbers in the pattern
"start with 32 and subtract 4"
32, 28, 24, 20
It costs $2 for a small box of crayons at the store. A box of pens costs 5 times as much. How much is a box of pens?
B) 5 x 2 = 10
Which number is a factor of 10?
20, 12, 5, 3
5
Which is a list of multiples of 9?
A) 9, 18, 28, 39
B) 9, 18, 27, 36
C) 9, 18, 25, 32
D) 9, 27, 34, 48
B) 9, 18, 27, 36
Identify the following number as prime or composite. 33
13 is a prime number.
What is the 10th shape?
circle, triangle, square, circle, triangle
The 10th shape would be a circle
Sam and Will are planning a party. Sam spent $10 on food. Will spent 3 times that amount on games and favors. How much did they spend altogether on the party?
Sam = 10
Will = 30
Altogether = 40
True or False
25 has 4 factors
False
Which number is not a multiple of 7?
21, 35, 41, 49
41
Examine the number pattern. 5, 7, 11, 17, 25
*What rule does this pattern follow? *Write the next number in the pattern.
Rule: +2, +4, +6 ...
33
Becky collects 8 bags of chocolate on Monday for her class. She continues to collect 5 more bags each day than the day before. How many cans will she collect by Thursday?
23
Giant Eagle sells water in packs of 8. Which could be the number of water bottles you could buy?
A) 16, 24, 32, 42
B) 8, 16, 26, 32
C) 16, 24, 32, 40
D) 8, 16, 32, 46
C) 16, 24, 32, 40
Identify the following number as prime or composite. 45
45 is a composite number.
Examine the number pattern. *CHALLENGE*
3, 5, 9, 17, 33
x2 - 1
Ryan has 40 friends that he wants to place into equal teams. What is one way he can group the friends?
2 teams of 20 or 20 teams of 2
4 teams of 10 or 10 teams of 4
5 teams of 8 or 8 teams of 5