More ideas from Dan
Adding fractions can be frustrating, but it’s a necessary evil in woodworking (At least until we change to the metric system). Here’s a really fast and easy way to add fractional measurements, without even doing any math. All it takes are a couple of rulers. Use them the right way, and you can direct read the answer. Easy peezy.

Adding fractions can be frustrating, but it’s necessary in woodworking. Try this quick trick to add fractional measurements, without doing any math.