Refer to the following table for equivalent of fractions to decimals in English (inches), to metric (millimeters).
Fraction (in) | Decimal (in) | Metric (mm) |
---|---|---|
1/64 | 0.015625 | 0.39688 |
1/32 | 0.03125 | 0.79375 |
3/64 | 0.046875 | 1.19062 |
1/16 | 0.0625 | 1.5875 |
5/64 | 0.078125 | 1.98437 |
3/32 | 0.09375 | 2.38125 |
7/64 | 0.109375 | 2.77812 |
1/8 | 0.125 | 3.175 |
9/64 | 0.140625 | 3.57187 |
5/32 | 0.15625 | 3.96875 |
11/64 | 0.171875 | 4.36562 |
3/16 | 0.1875 | 4.7625 |
13/64 | 0.203125 | 5.15937 |
7/32 | 0.21875 | 5.55625 |
15/64 | 0.234375 | 5.95312 |
1/4 | 0.25 | 6.35 |
17/64 | 0.265625 | 6.74687 |
9/32 | 0.28125 | 7.14375 |
19/64 | 0.296875 | 7.54062 |
5/16 | 0.3125 | 7.9375 |
21/64 | 0.328125 | 8.33437 |
11/32 | 0.34375 | 8.73125 |
23/64 | 0.359375 | 9.12812 |
3/8 | 0.375 | 9.525 |
25/64 | 0.390625 | 9.92187 |
13/32 | 0.40625 | 10.31875 |
27/64 | 0.421875 | 10.71562 |
7/16 | 0.4375 | 11.1125 |
29/64 | 0.453125 | 11.50937 |
15/32 | 0.46875 | 11.90625 |
31/64 | 0.484375 | 12.30312 |
1/2 | 0.5 | 12.7 |
33/64 | 0.515625 | 13.09687 |
17/32 | 0.53125 | 13.49375 |
35/64 | 0.546875 | 13.89062 |
9/16 | 0.5625 | 14.2875 |
37/64 | 0.578125 | 14.68437 |
19/32 | 0.59375 | 15.08125 |
39/64 | 0.609375 | 15.47812 |
5/8 | 0.625 | 15.875 |
41/64 | 0.640625 | 16.27187 |
21/32 | 0.65625 | 16.66875 |
43/64 | 0.671875 | 17.06562 |
11/16 | 0.6875 | 17.4625 |
45/64 | 0.703125 | 17.85937 |
23/32 | 0.71875 | 18.25625 |
47/64 | 0.734375 | 18.65312 |
3/4 | 0.75 | 19.05 |
49/64 | 0.765625 | 19.44687 |
25/32 | 0.78125 | 19.84375 |
51/64 | 0.796875 | 20.24062 |
13/16 | 0.8125 | 20.6375 |
53/64 | 0.828125 | 21.03437 |
27/32 | 0.84375 | 21.43125 |
55/64 | 0.859375 | 21.82812 |
7/8 | 0.875 | 22.225 |
57/64 | 0.890625 | 22.62187 |
29/32 | 0.90625 | 23.01875 |
59/64 | 0.921875 | 23.41562 |
15/16 | 0.9375 | 23.8125 |
61/64 | 0.953125 | 24.20937 |
31/32 | 0.96875 | 24.60625 |
63/64 | 0.984375 | 25.00312 |
1 | 1.0 | 25.4 |