See all Blog Posts Standard Fraction to Decimal and Metric Conversion Table Category: Hints and Tips, Metal Man Knows Posted: May 21, 2026 You may look at a fraction like 7/32 and not instantly remember the decimal equivalent. Unless you work with metal measurements every single day, those numbers don’t exactly stick in your head. One moment you’re measuring material, the next you’re reaching for a calculator or googling it… again. That’s exactly why we came up with this fraction-to-decimal and metric conversion chart. Bookmark it, print it, download it or keep it open while you work because no one should have to memorize decimals to be good at what they do. Fraction (in) to Decimal (in) and Millimeters (mm) Fraction (in) Decimal (in) Millimeters (mm) 1/64 0.015625 0.396 1/32 0.03125 0.793 3/64 0.046875 1.19 1/16 0.0625 1.587 5/64 0.078125 1.984 3/32 0.09375 2.381 7/64 0.109375 2.778 1/8 0.125 3.175 9/64 0.140625 3.571 5/32 0.15625 3.968 11/64 0.171875 4.365 3/16 0.1875 4.762 13/64 0.203125 5.159 7/32 0.21875 5.556 15/64 0.234375 5.953 1/4 0.25 6.35 17/64 0.265625 6.746 9/32 0.28125 7.143 19/64 0.296875 7.54 5/16 0.3125 7.937 21/64 0.328125 8.334 11/32 0.34375 8.731 23/64 0.359375 9.128 3/8 0.375 9.525 25/64 0.390625 9.921 13/32 0.40625 10.318 27/64 0.421875 10.715 7/16 0.4375 11.112 29/64 0.453125 11.509 15/32 0.46875 11.906 31/64 0.484375 12.303 1/2 0.5 12.7 33/64 0.515625 13.096 17/32 0.53125 13.493 35/64 0.546875 13.89 9/16 0.5625 14.287 37/64 0.578125 14.684 19/32 0.59375 15.081 39/64 0.609375 15.478 5/8 0.625 15.875 41/64 0.640625 16.271 21/32 0.65625 16.668 43/64 0.671875 17.065 11/16 0.6875 17.462 45/64 0.703125 17.859 23/32 0.71875 18.256 47/64 0.734375 18.653 3/4 0.75 19.05 49/64 0.765625 19.446 25/32 0.78125 19.843 51/64 0.796875 20.24 13/16 0.8125 20.637 53/64 0.828125 21.034 27/32 0.84375 21.431 55/64 0.859375 21.828 7/8 0.875 22.225 57/64 0.890625 22.621 29/32 0.90625 23.018 59/64 0.921875 23.415 15/16 0.9375 23.812 61/64 0.953125 24.209 31/32 0.96875 24.606 63/64 0.984375 25.003 1 1 25.4 Metal Supermarkets For over 40 years, Metal Supermarkets has been the world’s largest small-quantity metal supplier with over 130 brick-and-mortar stores across the US, Canada, and the United Kingdom. We are metal experts and have been providing quality customer service and products since 1985. At Metal Supermarkets, we supply a wide range of metals for various applications. Our stock includes mild steel, stainless steel, aluminum, tool steel, alloy steel, brass, bronze, and copper. We stock a wide range of shapes, including bars, tubes, sheets, plates, and more. And we can cut metal to your exact specifications. Visit one of our locations today. Share: Facebook X LinkedIn E-Mail Related blog articles What Is Ruspert Coating? Local Entrepreneur Brings New Metal Supermarkets Store to Cicero What Kind of Drill Is Best for Metal?