The document discusses factors, multiples, and prime numbers. It begins with objectives to teach students about finding factors and multiples, and identifying prime numbers up to 100. It then defines factors, multiples, and prime numbers. Examples are provided to illustrate factors and multiples. The document guides students in finding factors and multiples of various numbers. It identifies prime numbers up to 20 and up to 100. Students are asked questions to determine if numbers are prime or not. The document concludes with an activity identifying properties in a set of numbers.

1. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Starter
Answer the following:
415 + 392
62 x 29 117 ÷ 3
653 - 328
= 807
= 1798 = 39
= 325

2. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Types of numbers

3. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.

4. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Multiples
A multiple is a number in another number’s times
table.
For example, the first 5 multiples of 3 are
3, 6, 9, 12, 15

5. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Multiples
Find the first 10 multiples of the following numbers:
a) 3
b) 6
c) 7
d) 12
e) 15
3, 6, 9, 12, 15, 18…
6, 12, 18, 24, 30, 36…
7, 14, 21, 28, 35, 42…
12, 24, 36, 48, 60, 72…
15, 30, 45, 60, 75, 90…

6. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Factors
Factors are numbers that divide exactly into another
number.
For example, factors of 12 are
12
1 x 12
2 x 6
3 x 4
= 1, 2, 3, 4, 6, 12

7. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Factors
Find all the factors of the following numbers:
a) 24
b) 15
c) 54
d) 36
e) 17
1, 2, 3, 4, 6, 8, 12, 24
1, 3, 5, 15
1, 2, 3, 6, 9, 18, 27, 54
1, 2, 3, 4, 6, 9, 12, 18, 36
1, 17

8. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Factors
Find all the factors of the numbers 1-20
1  1
2  1, 2
3  1, 3
4  1, 2, 4
5  1, 5
6  1, 2, 3, 6
7  1, 7
8  1, 2, 4, 8
9  1, 3, 9
10  1, 2, 5, 10
11  1, 11
12  1, 2, 3, 4, 6, 12
13  1, 13
14  1, 2, 7, 14
15  1, 3, 5, 15
16  1, 2, 4, 8, 16
17  1, 17
18  1, 2, 3, 6, 9, 18
19  1, 19
20  1, 2, 4, 5, 10, 20

9. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Prime numbers
Prime numbers have ONLY TWO FACTORS. Which of the following are
prime numbers?
1  1
2  1, 2
3  1, 3
4  1, 2, 4
5  1, 5
6  1, 2, 3, 6
7  1, 7
8  1, 2, 4, 8
9  1, 3, 9
10  1, 2, 5, 10
11  1, 11
12  1, 2, 3, 4, 6, 12
13  1, 13
14  1, 2, 7, 14
15  1, 3, 5, 15
16  1, 2, 4, 8, 16
17  1, 17
18  1, 2, 3, 6, 9, 18
19  1, 19
20  1, 2, 4, 5, 10, 20

10. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Prime Numbers
• Prime numbers - are those which have
only two factors: 1 and the number itself.
Q: What are the prime numbers up to 20?
A: They are… 2, 3, 5, 7, 11, 13, 17 and 19

11. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.
Prime numbers
On your 1-100 grid, colour in all the prime numbers by
looking at the factors of each number.
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41,
43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97

12. Sunday, 11 October 2015Factors, Multiples and Primes
Keywords
Factor, multiple, prime, product, multiply, divide
Lesson
Objectives:
Developing
students will be
able to find
factors and
multiples of
numbers.
Secure students
will be able to
identify prime
numbers.
Excelling students
will be able to
know prime
numbers up to
100.

13. Sunday, 11 October 2015Factors, Multiples and Primes
True or False?
77 is a prime number
FALSE -
77 appears in the 7 and 11
times tables.

14. Sunday, 11 October 2015Factors, Multiples and Primes
True or False?
2 is a prime number
TRUE - 2 is the only even
prime number – it is only
divisible by 1 and itself

15. Sunday, 11 October 2015Factors, Multiples and Primes
True or False?
17 is NOT a prime number
FALSE - 17 is a prime number
as it is only divisible by 1 and
itself

16. Sunday, 11 October 2015Factors, Multiples and Primes
True or False?
37 is a prime number
TRUE - 37 is a prime number
as it is only divisible by itself
and 1

17. Sunday, 11 October 2015Factors, Multiples and Primes
True or False?
57 is NOT a prime number
TRUE - 57 is not a prime
number as it is divisible by 1,
3, 19 and itself

18. Sunday, 11 October 2015Factors, Multiples and Primes
True or False?
99 is NOT a prime number
TRUE - 1, 3, 9, 11, 33 and 99
are all factors of 99

19. Sunday, 11 October 2015Factors, Multiples and Primes
Activity –From the number cloud write down…
a) All the odd numbers (8)
b) All the even numbers (6)
c) All the prime numbers (3)
d) All the square numbers (3)
e) All the cube numbers (3)
f) All the triangular numbers (6)
g) All the multiples of 5 (3)
h) All the multiples of 9 (4)
i) All the factors of 72 (7)
15
8 24
41
63
6
10
27
19
36
17
55
2
No calculators allowed.

20. Sunday, 11 October 2015Factors, Multiples and Primes
a) All the odd numbers (8) …………
b) All the even numbers (6) ………..
c) All the prime numbers (3) ……...
d) All the square numbers (3) …....
e) All the cube numbers (3) ………..
f) All the triangular numbers (6) ..
g) All the multiples of 5 (3) ………..
h) All the multiples of 9 (4) ………..
i) All the factors of 72 (7) …………..
a) 1, 9, 15, 17, 27, 41, 55, 63
b) 2, 6, 8, 10, 24, 36
c) 2, 17, 41
d) 1, 9, 36
e) 1, 8, 27
f) 1, 6, 10, 15, 36, 55
g) 10, 15, 55
h) 9, 27, 36, 63
i) 1, 2, 6, 8, 9, 24, 36

21. Sunday, 11 October 2015Factors, Multiples and Primes
4 or 16
21
10 or 15

22. Sunday, 11 October 2015Factors, Multiples and Primes
12
14
16