1. Using just four straight lines, pass through all the dots without taking your pen off the page. No folding of paper allowed.

2. Solution

3. Prime Numbers Learning Objectives: Know what a prime number is
Level 4
17/02/2019
Learning Objectives:
Know what a prime number is
Able to determine the prime numbers
from 1 to 100

4. Prime Numbers
Prime Numbers: Numbers with just two factors, 1 and itself.
Is 5 a prime number?
Is 12 a prime number?
Is 13 a prime number?
Is 1 a prime number?
Are all prime numbers odd numbers?

5. Prime Numbers
Complete the worksheet by colouring in the numbers in the times tables listed.
The squares left uncoloured are called the _______________.
PRIME NUMBERS

6. Identify the prime numbers in the grid below. There are 7 to find.X X X 7 7 39 45 22 23 23 X X X X 63 17 17 9 57 81 X X X 11 11 77 27 19 19 99 X X X 69 2 2 49 37 37 1

7. Identify the prime numbers in the grid below. There are 7 to find.X X X
127
127
129
153
303
313
313 X X X X
415
199
199
213 57
187 X X X
449
449
111 93
367
367
453 X X X
666
137
137
183
919
919 1

8. Mini Test Write down the factors of 12 Write down the factors of 30
Write down the first 5 multiples of 6
Write down the first 5 multiples of 11.
Write down the first 5 prime numbers
What is the 4th square number?
Which of the following is a factor of 48? 6, 7 or 9?
Is 3 a multiple, factor or square of 9?
Explain why 1 is not a prime number
1, 4, 9, 16, 25 are the first of what type of number?