Math Quiz – Investigations Unit 1 – Session 1.1 – Session 1.6
Arrays, Properties of Numbers, Multiples, Factor Combinations,
and Number Puzzles
Match the math vocabulary word on the left with its description or corresponding
phrase on the right.
____
1.Multiplication
____
2.Factor
____
3.Array
____
4.Product
____
5.Division
A You get this number when you multiply
two factors together
B This operation can be represented by an
array. The array would have a divisor on
one of two sides and a dividend inside.
C When you make an array, you multiply two
of these to get a product. A number that
divides another number evenly. Also
referred to as a dimension
D This operation can be represented by an
array. The array would have a factor on
each of two sides and a product inside.
E A visual representation of multiplication or
division that is a square or rectangle with
numbers on two of its sides and a number
inside.
6. Which number is a factor of 48?
A. 5
B. 7
C. 9
D. 8
7. Which number is not a multiple of 6?
A. 24
B. 96
C. 31
D. 108
8. How man prime numbers are there between 2 and 15?
A. 1
B. 5
C. 13
D. 0
9. Which multiplication combination would not result in a product of 63?
A. 1 * 63
B. 3 * 21
C. 2 * 63
D. 7 * 9
10. Which of these is a square number?
B. 33
C. 55
D. 101
E. 49
Math Quiz – Investigations Unit 1 – Session 1.1 – Session 1.6
Arrays, Properties of Numbers, Multiples, Factor Combinations,
and Number Puzzles
Match the math vocabulary word on the left with its description or corresponding
phrase on the right.
____
11. Prime number
____
12. Composite number
____
13. Square number
____
14. Multiple
____
15. Odd number
A The arrays for these types of numbers will
never have 2 as one of the factors.
B The arrays for these types of numbers
have only one pair of factors. One of the
factors is one and the other factor is the
number itself
C What you say when you count by that
number. Example: 2, 4, 6, 8, 10 or 5, 10,
15, 20, 25
D These types of arrays have more than two
factors
E The arrays for these types of numbers are
always represented by a square.
16. Which number fits the following clues?
Clue 1: This number is odd.
Clue 2: This number is a factor of 48.
Clue 3: This number is less than 11.
A. 5
B. 3
C.10
D. 7
17. Which number fits the following clues?
Clue 1: This number is even.
Clue 2: This number is a multiple of 7.
Clue 3: This number is less than 49.
Clue 4: The sum of the digits of this number equals 6.
18. What is the only even prime number?
A. 4
B. 7
C. 102
D. 2
19. True or False? The array below represents a prime number?
T
F
9
1
20. True or False? All odd numbers are prime numbers?
T
F