Factors
What are the factors of 17?
1, 17
What are the first 6 multiples of 3?
3, 6, 9, 12, 15, 18
6 X ___ = 48
8
Sofia bought a pair of shoes and a hat. The shoes cost 4 times as much as the hat. The hat cost $15. How much did the shoes cost?
$60
What is a prime number?
A number with only 2 factors, 1 and itself.
What are the factors of 10?
1, 2, 10, 5
What are the first 6 multiples of 5?
5, 10, 15, 20, 25, 30
__ X 9 = 45
5
Maya bought a backpack and a lunchbox. The backpack cost 3 times as much as the lunchbox. The lunchbox cost $12. How much did the backpack cost?
$36
What is a composite number?
A number with more than 2 factors.
What are the factors of 14?
1, 2, 7, 14
What are the first 6 multiples of 6?
6, 12, 18, 24, 30, 36
__ X 7 = 70
10
Noah bought a toy car and a board game. The toy car cost $7. The board game cost $28. How many times as much did the board game cost as the toy car?
4 times as much
Prime or Composite? 28
Composite
What are the factors of 30?
1, 2, 3, 5, 6, 10, 15, 30
What are the first 8 multiples of 12?
12, 24, 36, 48, 60, 72, 84, 96
30 X 3 = __
90
Jackson bought a video game and a book. The video game cost $45. The book cost $9. How many times as much did the video game cost as the book?
5 times as much
Prime or Composite? 31
Prime
What are the factors of 56?
1, 2, 4, 8, 7, 14, 28, 56
What are the first 8 multiples of 14?
14, 28, 42, 56, 70, 84, 98, 112
8 X __ = 56
7
Samantha is 11 years old. Samantha's grandfather is 6 times older than her. How old is Samantha's grandfather?
66 years old
Prime or Composite? 23
Prime