Resource Description

A fun addition worksheet to help students practice their math skills. It focuses on multiple-addition in a themed context to allow the students to engage and have fun while learning. The worksheet revolves around an investigation with the idea of finding clues and solving problems. This can be printed but serves best as an online resource.

This set includes:

A themed worksheet – The worksheet is themed around an investigation where students must eliminate suspects by completing various math problems.

Answer keys


The lesson can be given in a story form with different suspects having stories associated with them. The story is provided in the lesson. The story helps the theme and revolves around alibis for the suspects that are eliminated after each problem solved.


You are free to use, redistribute, and modify the material.

You may not resell the material.

Noncommercial use only

Resource Reviews

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A multiple-addition lesson themed around an investigation making the lesson engaging for students and allows them to understand and remember the math.