You don’t require a calculator to quickly find the facility of something it is an odd length, such as 37 5/8 inches. The clever folks at This Old House present us two ways to quickly divide a length in fifty percent using simply your tape measure.

You are watching: What is half of 15 3/4 inches


In the video clip above, Tom Silva displayed the two methods. The very first is easier because it entails only one ice cream measure:

Measure her item. In this case, a board.Round as much as a larger number that’s quickly divisible through two. In this example, 40 inches.Pull a tape measure diagonally across the board till the 40-inch graduation aligns v one edge.Make a pencil heat at the 20-inch graduation heat (half of 40). That’ll it is in the center of the 37 5/8 customs board.

The second technique is to use two tape measures, pulling each throughout from the contrary edges, and also find wherein the similar measurement is. It is the center.


Math is fun, however sometimes mathematics shortcuts space even an ext fun.

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Ask Tom: how to uncover Measurements Without mathematics | This Old House


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Is it simply me, or do both of this seem too many complicated? couldn’t you simply fold the tape measure up in half? it is even much easier with tailor’s tape.

Or I’ve likewise used twine; pull twine alongside the ice cream measure, reduced it the very same length and just wrinkles that in fifty percent ...

As an aside, carrying twine is easier than carrying a tape measure up also. One thing that twine deserve to do for you that’s cool, if you are looking at a bunch of the exact same items to view if one will certainly fit, choose whether you can gain a bed with your apartment door (or to fit in your room), cut a few pieces the length and also width the the area you’re concerned about, role ‘em increase in your purse, coat pocket, wherever, and take off. Now when she out in search of beds yes no should remember room size or lug a tape measure up everywhere, simply stretch the twine the end on the floor by the item and also et voila, you’re done.

I must make mine own display “This Old Man” through a bunch of tip that room useful, but likewise absolutely guarantee to awkward the kids ;)