How to calculate the square feet of a room To calculate the square footage of a simple room without any funny shapes, break out your measuring tape—or a laser measure —to get its length and width.

You probably know how to calculate the square footage of a simple room without any funny shapes. Just break out your measuring tape -- or a laser measure -- to get its length and width.

Then, multiply the length by the width to calculate that room’s square footage. For example: If a bedroom is 12 feet by 20 feet, it is 240 square feet (12 x 20 = 240).

It does the math for you - even if you have to calculate the square footage of multiple surfaces. Very handy when, say, you plan to paint the walls of a room.

Calculating square footage is essential for various real-world scenarios, from home improvement to garden planning. The process involves identifying the shape of the area, applying the appropriate ...

What’s the most valuable home improvement skill? Learning to calculate square footage ranks right up there. Accurate measurements mean you’ll buy the correct amount of supplies and get your ...

What’s the most valuable home improvement skill? Learning to calculate square footage ranks right up there. Accurate measurements mean you’ll buy the correct amount of supplies and get your ...