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Multiples
Factors
Divisibility Rules
Prime/Composite
DOUBLE POINTS
Decimals
100
The first five multiples of 10.
What is 10, 20, 30, 40, 50?
100

The factors of 20.

Draw a prime factorisation tree

What is 1, 2, 4, 5, 10, 20?

100
This number is divisible by 5. a. 321 b. 333 c. 250 d. 364
What is 250?
100
This number is prime. A. 20 B. 15 C. 10 D. 5
What is 5?
100
In this number there is a 5 in both the tens and the thousandths place. a. 3,451.563 b. 3,541.563 c. 3,451.635 d. 5,341.653
What is 3, 451.635?
200
The first five multiples of 3.
What is 3, 6, 9, 12, 15.
200

The factors of 28.

Draw a prime factorisation tree for 28

What is 1, 2, 4, 7, 14, 28?

200
This number is divisible by 2 and 3. a. 104,924 b. 27 c. 5401 d. 444
What is 444?
200
This number is composite. A. 4 B. 5 C. 11 D. 17
What is 4?
200
This decimal is the largest. a. 9.561 b. 9.631 c. 9.546 d. 9.547
What is 9.631?
300
The first five multiples of 7.
What is 7, 14, 21, 28, 35?
300

The factors of 36.

Draw a prime factorisation tree for 36

What is 1, 2, 3, 4, 6, 9, 12, 18, 36?

300
This number 156,945 is divisible by a. 5 and 10 b. 5 only c. 2 and 3 d. 10 only
What is 5 only?
300
The answer to the following is a prime number. A. 3 x 4 B. 15 -5 C. 2 x 2 D. 9 divided by 3
What is 9 divided by 3?
300
This number has a 4 in the hundredths place. a. 4.523 b. 8.634 c. 3.844 d. 7.498
What is 3.844?
400
The first five multiples of 25.
What is 25, 50, 75, 100, 125?
400

The factors of 23.

Draw a prime factorisation tree for 23

What is 1, 23?

400
The number 250 is divisible by the following a. 2, 5, and 10 b. 5 and 10 c. 2, 3, and 5 d. 2, 3, 5, and 10
What is 2, 5, and 10?
400
The answer to the following is a composite number. A. 3 x 1 B. 2 x 0 C. 7 + 4 D. 8 + 16
What is 8 + 16?
400
This group of decimals is ordered from least to greatest? a. 4.482, 4.483, 4.481, 4.408 b. 4.576, 4.432, 4.678, 4.104 c. 4.978, 4.652, 4.331, 4.320 d. 4.269, 4.692, 4.699, 4.732
What is 4.269, 4.692, 4.699, 4.732 (d)?
500
The first five multiples of 13.
What is 13, 26, 39, 52, 65?
500

The factors of 100.

Draw a prime factorisation tree for 100

What is 1, 2, 4, 5, 10, 20, 25, 50, 100

500
This is the value of 6 in 89.634. a. 6 tens b. 6 hundreds c. 6 tenths d. 6 hundredths
What is 6 tenths (c)?
500
This is how you write 36 as the product of its prime factors. A. 6 x 6 B. 3 x 12 C. 2 x 2 x 3 x 3 D. 4 x 9
What is 2 x 2 x 3 x 3?
500
This is the value of 8 in 9,180,673.24. a. 8 millions b. 8 ten thousands c. 8 thousands d. 8 thousandths
What is 8 ten thousands (b)?