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Prime Numbers

Facts about Prime Numbers

Date : 04/10/2020

Author Information

Stephanie

Uploaded by : Stephanie
Uploaded on : 04/10/2020
Subject : Maths

A prime number can only be divided by itself or 1

2, 3 and 7 are prime numbers

2 is the only even prime number

Every even number greater than 4 is the sum of two Prime Numbers.

Example

14=3+11 or 14=7+7

&Express the following even numbers as sums of two prime numbers.

a) 16. b) 24. c) 46. d) 84. e) 92. f) 72. g) 38. h) 98

Every odd number greater than 7 is the sum of 3 prime numbers

For example

13=5+5+3 or 13=3+3+7.

So you can express the following numbers as 3 prime numbers

a) 9 b) 23 c) 29 d)33 e) 35 d)33 f) 53 g) 83) h) 69

Do you think this is true or can you prove me wrong?

This resource was uploaded by: Stephanie