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Multiples
Prime Numbers
Composite Numbers
Square Numbers
100

What are the first 3 multiples of the number 3?

The first 3 multiples of 3 are 0, 3, 6, 9.

100
What is the smallest PRIME number?
The smallest PRIME number is 2. It is also the only even prime number.
100
What is a COMPOSITE number?
A COMPOSITE number is a number that has MORE than 2 factors. A composite number can also make more than 1 rectangular array.
100
What is a square number?
A square number is a number that can be made into a SQUARE ARRAY.
200

What are the first 5 multiples of the number 4?

The first 5 multiples of 4 are 0, 4, 8, 12, 16, 20.

200
What are the prime numbers in this set: 3, 5, 7, 9, 11
The prime numbers are: 3, 5, 7, and 11
200
Find all the factor pairs for the number 24
1x24, 2x12, 3x8, 4x6
200
Name any square number smaller than 10.
1, 4, or 9
300

What are the first 5 multiples of the number 6?

The first 5 multiple of 6 are 0, 6, 12, 18, 24, 30

300
What is a PRIME number?
A PRIME number is a number with only 2 factors, 1 and itself. You can also only make 1 rectangular array with prime numbers.
300
Is 39 prime or composite?
39 is COMPOSITE because it has more than 2 factors: 1x39 and 3x13
300
Name one square number larger than 10.
16, 25, 36, 49, 64, 81...
400

What are the first 5 multiples of the number 7?

The first 5 multiples of the number 7 are: 0, 7, 14, 21, 28, 35

400
TRUE or FALSE: The following numbers are ALL prime: 3, 9, 17, 23
FALSE, 9 is a composite number
400
Which numbers are COMPOSITE: 4, 5, 6, 7, 8, 9
4, 6, 8, 9 are COMPOSITE because they have more than 2 factors
400
What is the square number if one of the sides is 6?
6x6 = 36
500

What are the first 5 multiples of 12?

The first 5 multiples of 12 are: 0, 12, 24, 36, 48, 60

500
What are 3 prime numbers bigger than 20?
Answers will vary: 23, 29, 31, 37, 41, 43, 47...
500
What are all factor pairs for the number 30?
1x30, 2x15, 3x10, 5x6
500
What is the square number if 1 dimension is 10?
10 x 10 = 100