Find probabilities using the addition rule

Free printable Precalculus math worksheet for "Find probabilities using the addition rule" — practice probability. No-prep, print or assign online.

This worksheet provides challenging problems focused on using the addition rule to find probabilities in various contexts. Teachers can use it to reinforce students' understanding of combining event probabilities, emphasizing both mutually exclusive and non-mutually exclusive cases. Ideal for high school precalculus classes, it supports developing critical thinking in probability concepts and problem-solving skills.

Math

Data, Statistics & Probability

High School

Worksheets

Ages 14–18

hard

Learning objectives

Apply the addition rule to calculate the probability of the union of two events.
Differentiate between mutually exclusive and non-mutually exclusive events when using the addition rule.
Solve complex probability problems involving overlapping events using the addition rule.

How to use this worksheet

Click “Download Worksheet” to get the PDF — free with a KiwiBee account (up to 25 downloads a month).
Print at home or in class for High School; it's no-prep, with no extra materials needed.
Hand it out as classwork, homework, or a quick warm-up.

Frequently asked questions

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