27/04/16


Learning Objective: Understand how to decode 

 binary numbers and convert them to letters 

 using ASCII


Who can answer these questions......
What 2 numbers do we use in binary?
What is Denary?
What number is 'off' in Binary?
What number is 'on' in Binary?








Task 1


Task 2




















Task 3
1. Write a secret message using correct SPAG. 
2. Make your sentence secret by using the ASCII code table. 
3. Who will be able to decode your message? Ask a partner to swap codes to find out the secret message

 Binary Game

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