Math

Union and Intersection Calculator

Union, intersection, and difference of two comma-separated number sets.

Free to use — no sign-up or login.

Union

Intersection

A minus B

This free Union and Intersection Calculator covers Union, intersection, and difference of two comma-separated number sets.

Union collects unique elements; intersection keeps those in both. Related math tools sit beside How it works, with no account required.

Using the Union and Intersection Calculator

Union, intersection, and difference of two comma-separated number sets. Typical inputs are Set A and Set B. How it works beside the form states the identity the Union and Intersection Calculator applies.

FAQ

How do I use the Union and Intersection Calculator?

Open the Union and Intersection Calculator, fill Set A and Set B, and read the result. Union collects unique elements; intersection keeps those in both.

What formula does the Union and Intersection Calculator use?

The Union and Intersection Calculator uses the identity in How it works. In words: Union collects unique elements; intersection keeps those in both.