Factors
1, 2, 3, 4, 6, 12
6 is a multiple of:
a) 1
b) 4
c) 6
d) a and c
d) a and c
2
Prime
8 x 7
56
The students in Ms. Bendich's 5th grade class sit in 3 rows of 7. How many students are there total?
What are the factors of 20?
1, 2, 4, 5, 10, 20
All of the multiples of 5 end in...
0 or 5
16
Composite and square
12 x 9
108
Chef Jonah is making pizza for lunch. Each pizza pie has 8 slices. How many slices are there in 12 pies?
There are are 96 slices in 12 pies.
Which number has more factors, 30 or 40?
Trick question: They have the same number of factors!
30 (1, 2, 3, 5, 6, 10, 15, 30)
40 (1, 2, 4, 5, 8, 10, 20, 40)
Name 4 numbers that 24 is a multiple of
1
Square
23 x 6
138
McKenna has 6 coloring books. Each one has 26 pages. How many pages are there total?
There are 156 pages in total in McKenna's coloring books.
16 (1, 2, 4, 16)
32 (1, 2, 4, 8, 16, 32)
What 2 numbers is 7 a multiple of?
1 and 7
27
Composite
35 x 8
280
Write and solve your own word problem to represent the equation 33 x 4.
Answer: 132
Make arrays to find the factors of 50. Use those arrays to find the factors of 100.
50 (1, 2, 5, 10, 25, 50)
100 (1, 2, 4, 5, 10, 20, 25, 50, 100)
What is the 17th multiple of 4?
68
81
Composite and Square
19 x 14
266
Write and solve your own word problem to represent the equation 18 x 12.
Answer: 216