Need a quick way to assess your students’ understanding of probability using the addition rule ("or" problems)? 

This 5-question Google Forms assessment is ideal for 8th–10th grade Geometry and Algebra students learning the addition rule.

What’s Covered:
This formative assessment focuses on addition rule probability, including scenarios with and without overlapping outcomes. Students must apply their knowledge of subtracting the intersection ("and") when calculating combined probabilities.

Want a closer look?
Watch the preview video to see the exact questions your students will answer.

Perfect For:

• Exit Tickets
• Warm-Ups
• Quick Formative Checks
• Homework Checks
• Sub Plans
• Short Homework Assignments
  

Assessment Features:

• Multiple choice and dropdown options for each question
• "Upload Your Work" button included (optional or removable)
• Designed using teacher-tested Google Forms settings
• Easy to assign via Google Classroom or any LMS
  
  

Customizable Options:
✔️ Convert to short answer or constructed response
✔️ Scramble questions and/or answer choices
✔️ Add, edit, or delete questions
✔️ Adjust point values
✔️ Choose when students see their grades
✔️ Require sign-in or allow anonymous submissions

Want to see the format before buying? Click the preview to check it out!

Whether you're reviewing the addition rule in probability or giving a quick concept check, this editable Google Form makes it easy to collect and evaluate student understanding in minutes.