Finding .1875 on tape measure without the math

If you're looking at a blueprint or a cut list and see .1875 on tape measure instructions, don't panic—it's just a decimal way of saying 3/16 of an inch. While most of us are used to the standard fractional marks on a steel blade, engineers and digital design software love to spit out decimals. It can be a little jarring when you're in the middle of a project and your brain has to switch from "three-sixteenths" to "point-one-eight-seven-five." ...

May 11, 2026 · 7 min · Kora Brehan