Multiplicative Comparisons
1. A book is $6. The football is 4 times as much. How much is the football?
** Provide an Open Number Sentence with a variable AND the answer.
4 x $6 = F
F = $24
8. 30 is 5 times as many as this number. What is the mystery number?
** Write an equation AND draw a picture to match.
5 x 6 = 30
11. List all the factors for 18, IN ORDER.
1, 2, 3, 6, 9, 18
What are the first 8 multiples of 3?
3, 6, 9, 12, 15, 18, 21, 24
16. Is 15 a prime or composite number? How do you know?
15 is a composite number because it has more than one factor, 1x15 AND 3x5.
2. Shoes are $80 and that is 8 times as many as the Rubik's Cube. How much is the Rubik's Cube?
** Provide an Open Number Sentence with a variable AND the answer.
8 x R = $80
R = $10
9. If I multiply this number by 6, the answer is 24. What is the mystery number?
** Write an equation AND draw a picture to match.
4 x 6 = 24
12. List all the factors for 48, IN ORDER.
1, 2, 3, 4, 6, 8, 12, 16, 24, 48
14. Is 48 a multiple of 6? How do you know?
Yes, 48 is the 8th multiple of 6... 6, 12, 18, 24, 30, 36, 42, 48. 8 x 6 = 48
17. Is 27 is a prime or composite number? How do you know?
27 is a composite number because it has more than one factor, 1x27 AND 3x9.
3. A book is $6. That is 3 times as much as the french fires. How much do the french fries cost?
** Provide an Open Number Sentence with a variable AND the answer.
3 x f = $6
f=2
10. Don ran 4 miles. Sam ran 7 times as many miles as Don. How far did Sam run?
** Write an equation AND draw a picture to match.
7 x 4 = s
s = 28
11. List all the factors for 64, IN ORDER.
1, 2, 4, 8, 16, 32, 64
15. Is 29 a multiple of 7? How do you know?
No, multiples of 7 are 7, 14, 21, 28, 35. 3x7=21, 4x7=28.
Is the number 2 prime or composite? How do you know?
2 is a prime number because it has it only has one factor, 2x1.
4. The action figure is $9. The M&Ms are $3. How many times as much is the action figure than the M&Ms?
** Provide an Open Number Sentence with a variable AND the answer.
? x $3 = $9
? = 3
This number is 7 times more than 6. What is the mystery number?
** Write an equation AND draw a picture to match.
7 x 6 = n
42 = 6
Which of the following is NOT a factor pair for 64?
A. 2x32
B. 4x16
C. 8x8
D. 64x0
D
What is the 6th multiple of 9?
54
What is a prime number?
A prime number is a number with only factor, itself and 1.
5. The action figure is $9. The video game is $45. How many times more is the video game than the action figure?
** Provide an Open Number Sentence with a variable AND the answer.
? x $9 = $45
? = 5
72 is 8 times more than this number. What is the mystery number?
** Write an equation AND draw a picture to match.
8 x n = 72
n = 9
Which of the following ARE factors of 32?
A. 1x32
B. 2x18
C. 3x12
D. 4x6
E. 8x4
F. 32x0
A. 1x32
E. 8x4
63, 70, 77, 84 ....
These numbers are a multiple of what number?
What is the next multiple?
They are multiples of 7.
The next multiple is 91.
What is a composite number?
A composite number is a number with more than one factor.