Focus video player for keyboard shortcuts

Auto

- 720p
- 540p
- 360p

1.00x

cc
- 0.50x
- 0.75x
- 1.00x
- 1.25x
- 1.50x
- 1.75x
- 2.00x

We hope you enjoyed this lesson.

Cool lesson, huh? Share it with your friends

## About this lesson

How to do basic math with Ruby.

## Exercise files

Download this lessonâ€™s related exercise files.

Arithmetic Operators58.6 KB Arithmetic Operators - Solution

58.7 KB

## Quick reference

### Arithmetic Operators

Doing basic math with Ruby is a breeze.

### When to use

There are many different reasons for using math when coding, you'll use this a lot!

### Instructions

Here are the basic math operators:

+ Addition

- Subtraction

* Multiplication

/ Division

** Exponents

% Modulus

### Hints & tips

- Math is super easy with Ruby!

Lesson notes are only available for subscribers.