What's a Venn Diagram, and How Do You Find the Intersection and Union of a Set?

In this Venn Diagram activity, students analyze the union, intersection, and subtraction of three sets of Venn Diagrams.

Is there a difference between the union of sets and the intersection of sets? The teacher uses a Venn diagram to illustrate how to determine what makes a union and what makes an intersection of sets.

Is there a difference between the union of sets and the intersection of sets? The teacher uses a Venn diagram to illustrate how to determine what makes a union and what makes an intersection of sets.

When you first read this word problem it seems pretty daunting. The instructor explains how to identify the variables, how to convert percentage to whole numbers, and how to set up the problem and solve it. She uses a Venn diagram as a...

In this online sets and Venn Diagrams worksheet, students complete five Venn Diagrams involving whole numbers and twenty five questions. Students check their answers as they go.

A straightforward illustration of a Venn diagram. Intersection is what they sets have in common, and the union is all the elements of the sets. The diagram certainly helps you see what this means.

Do people ride, slide, or do both? Pupils use an interactive Venn diagram for the numbers of people owning bicycles, owning skateboards, or both. An interactive provides questions for them to answer using the diagram.

A collection of activities that help students understand number relationships by using Venn diagrams to solve math problems. Practice problem solving skills in the interactive practice. Then, follow up with a classroom activity using the...

Sorting your t-shirts is easy with Venn diagrams. Individuals use a drag and drop interactive to classify shapes on t-shirts into Venn diagrams. A set of challenge questions tests whether the classification is correct.

Not everyone can get what they want in a smoothie. Learners determine the fruit they can place in a smoothie given constraints and preferences. The union and intersection of sets must be taken into consideration.