FREE Halloween Four Operations Codebreaker | Maths Worksheet and Answers

A free one-page Halloween maths codebreaker for practising addition, subtraction, multiplication and division. Students solve 23 whole-number questions, match each result to the full A–Z monster decoder grid and reveal a Halloween message. The two-page A4 PDF contains the printable student worksheet on page 1 and the matching teacher answer key on page 2. Suitable for independent practice, a lesson starter, homework or a seasonal maths activity.

Digital PDF download; no physical item is supplied. A4 format.