Secret decimal message

Last updated: 15/11/2023
Contributor: Teachit Author
Secret decimal message
Main Subject
Key stage
Category
Number: Decimals
Resource type
Worksheet
Student activity

A codebreaking activity practising the four operations with decimals for KS3 or KS4. 

Students must multiply, divide, add and subtract with decimals up to 3 decimal places long. They then convert each answer to a letter, using the key provided, to reveal a question. The next step is for students to create another message, using similar calculations, with the answer to the original question.

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