Prime Factors
Presentation
•
Mathematics
•
6th - 8th Grade
•
Easy
Tracey Bates
Used 3+ times
FREE Resource
9 Slides • 3 Questions
1
PRIME
Week 14
2
A prime number is a number that is only divisible by 1 and itself
Prime Number Example
1) Lets list the first ten numbers
2)
3
Match
Which of these are/are not prime numbers?
5
9
10
11
13
Prime
Not Prime
Not Prime
Prime
Prime
Prime
Not Prime
Not Prime
Prime
Prime
4
Match
Which of these are/are not Prime Numbers?
19
21
22
30
31
Prime
Not Prime
Not Prime
Not Prime
Prime
Prime
Not Prime
Not Prime
Not Prime
Prime
5
Match
Which of these are/are not Prime Numbers?
49
29
35
1
39
Not Prime
Prime
Not Prime
Not Prime
Not Prime
Not Prime
Prime
Not Prime
Not Prime
Not Prime
6
Prime Numbers
Now complete the Maths Genie worksheet
7
Product of Primes
Prime factor trees are factor trees in which all the branches end with prime numbers
8
product of prime: examples
prime factor trees
20
50
100
Prime factor trees are factor trees in which all the branches end with prime numbers
9
Try these
10
Try these
11
Lets reverse these:
12
Prime Factors
Now complete the worksheet
PRIME
Week 14
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