Fraction to Decimal Conversions, Inch / Metric

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Fraction (inch) Decimal
Eq.		 mm inch mm mm inch foot Meter inch foot
1/64
 0.015625 0.396875
1
 25.4
1
0.039
0.003
1
 39.4 3.28
1/32
2/64
 0.03125 0.79375  
2
 50.8  
2
0.079
0.007
  
2
 78.7 6.56
3/64
 0.046875 1.190625  
3
 76.2  
3
0.118
0.010
  
3
 118.1 9.84
1/16
2/32
4/64
 0.0625 1.5875  
4
 101.6  
4
0.157
0.013
  
4
 157.5 13.12
5/64
 0.078125 1.984375  
5
 127  
5
0.197
0.016
  
5
 196.9 16.40
3/32
6/64
 0.09375 2.38125  
6
 152.4  
6
0.236
0.020
  
6
 236.2 19.69
7/64
 0.109375 2.778125  
7
 177.8  
7
0.276
0.023
  
7
 275.6 22.97
1/8
2/16
4/32
8/64
 0.125 3.175  
8
 203.2  
8
0.315
0.026
  
8
 315.0 26.25
9/64
 0.140625 3.571875  
9
 228.6  
9
0.354
0.030
  
9
 354.3 29.53
5/32
10/64
 0.15625 3.96875  
10
 254  
10
0.394
0.033
  
10
 393.7 32.81
11/64
 0.171875 4.365625  
11
 279.4  
11
0.433
0.036
  
11
 433.1 36.09
3/16
6/32
12/64
 0.1875 4.7625  
12
 304.8  
12
0.472
0.039
  
12
 472.4 39.37
13/64
 0.203125 5.159375  
13
 330.2  
13
0.512
0.043
  
13
 511.8 42.65
7/32
14/64
 0.21875 5.55625  
14
 355.6  
14
0.551
0.046
  
14
 551.2 45.93
15/64
 0.234375 5.953125  
15
 381  
15
0.591
0.049
  
15
 590.6 49.21
1/4
2/8
4/16
8/32
16/64
 0.25 6.35  
16
 406.4  
16
0.630
0.052
  
16
 629.9 52.49
17/64
 0.265625 6.746875  
17
 431.8  
17
0.669
0.056
  
17
 669.3 55.77
9/32
18/64
 0.28125 7.14375  
18
 457.2  
18
0.709
0.059
  
18
 708.7 59.06
19/64
 0.296875 7.540625  
19
 482.6  
19
0.748
0.062
  
19
 748.0 62.34
5/16
10/32
20/64
 0.3125 7.9375  
20
 508  
20
0.787
0.066
  
20
 787.4 65.62
21/64
 0.328125 8.334375  
21
 533.4  
21
0.827
0.069
  
21
 826.8 68.90
11/32
22/64
 0.34375 8.73125  
22
 558.8  
22
0.866
0.072
  
22
 866.1 72.18
23/64
 0.359375 9.128125  
23
 584.2  
23
0.906
0.075
  
23
 905.5 75.46
3/8
6/16
12/32
24/64
 0.375 9.525  
24
 609.6  
24
0.945
0.079
  
24
 944.9 78.74
25/64
 0.390625 9.921875  
25
 635  
25
0.984
0.082
  
25
 984.3 82.02
13/32
26/64
 0.40625 10.31875  
26
 660.4    
26
 1023.6 85.30
27/64
 0.421875 10.71563  
27
 685.8  
30
1.181
0.098
  
27
 1063.0 88.58
7/16
14/32
28/64
 0.4375 11.1125  
28
 711.2  
35
1.378
0.115
  
28
 1102.4 91.86
29/64
 0.453125 11.50938  
29
 736.6  
40
1.575
0.131
  
29
 1141.7 95.14
15/32
30/64
 0.46875 11.90625  
30
 762  
45
1.772
0.148
  
30
 1181.1 98.43
31/64
 0.484375 12.30313  
31
 787.4  
50
1.969
0.164
  
31
 1220.5 101.71
1/2
2/4
4/8
8/16
16/32
32/64
 0.5 12.7  
32
 812.8  
55
2.165
0.180
  
32
 1259.8 104.99
33/64
 0.515625 13.09688  
33
 838.2  
60
2.362
0.197
  
33
 1299.2 108.27
17/32
34/64
 0.53125 13.49375  
34
 863.6  
65
2.559
0.213
  
34
 1338.6 111.55
35/64
 0.546875 13.89063  
35
 889  
70
2.756
0.230
  
35
 1378.0 114.83
9/16
18/32
36/64
 0.5625 14.2875  
36
 914.4  
75
2.953
0.246
  
36
 1417.3 118.11
37/64
 0.578125 14.68438  
37
 939.8  
80
3.150
0.262
  
37
 1456.7 121.39
19/32
38/64
 0.59375 15.08125  
38
 965.2  
85
3.346
0.279
  
38
 1496.1 124.67
39/64
 0.609375 15.47813  
39
 990.6  
90
3.543
0.295
  
39
 1535.4 127.95
5/8
10/16
20/32
40/64
 0.625 15.875  
40
 1016  
95
3.740
0.312
  
40
 1574.8 131.23
41/64
 0.640625 16.27188  
41
 1041.4  
100
3.937
0.328
  
41
 1614.2 134.51
21/32
42/64
 0.65625 16.66875  
42
 1066.8  
105
4.134
0.344
  
42
 1653.5 137.80
43/64
 0.671875 17.06563  
43
 1092.2  
110
4.331
0.361
  
43
 1692.9 141.08
11/16
22/32
44/64
 0.6875 17.4625  
44
 1117.6  
115
4.528
0.377
  
44
 1732.3 144.36
45/64
 0.703125 17.85938  
45
 1143  
120
4.724
0.394
  
45
 1771.7 147.64
23/32
46/64
 0.71875 18.25625  
46
 1168.4  
125
4.921
0.410
  
46
 1811.0 150.92
47/64
 0.734375 18.65313  
47
 1193.8  
130
5.118
0.427
  
47
 1850.4 154.20
3/4
6/8
12/16
24/32
48/64
 0.75 19.05  
48
 1219.2  
135
5.315
0.443
  
48
 1889.8 157.48
49/64
 0.765625 19.44688  
49
 1244.6  
140
5.512
0.459
  
49
 1929.1 160.76
25/32
50/64
 0.78125 19.84375  
50
 1270  
145
5.709
0.476
  
50
 1968.5 164.04
51/64
 0.796875 20.24063  
51
 1295.4  
150
5.906
0.492
  
51
 2007.9 167.32
13/16
26/32
52/64
 0.8125 20.6375  
52
 1320.8    
52
 2047.2 170.60
53/64
 0.828125 21.03438  
53
 1346.2  
175
6.890
0.574
  
53
 2086.6 173.88
27/32
54/64
 0.84375 21.43125  
54
 1371.6  
200
7.874
0.656
  
54
 2126.0 177.17
55/64
 0.859375 21.82813  
55
 1397  
225
8.858
0.738
  
55
 2165.4 180.45
7/8
14/16
28/32
56/64
 0.875 22.225  
56
 1422.4  
250
9.843
0.820
  
56
 2204.7 183.73
57/64
 0.890625 22.62188  
57
 1447.8  
275
10.827
0.902
  
57
 2244.1 187.01
29/32
58/64
 0.90625 23.01875  
58
 1473.2  
300
11.811
0.984
  
58
 2283.5 190.29
59/64
 0.921875 23.41563  
59
 1498.6  
325
12.795
1.066
  
59
 2322.8 193.57
15/16
30/32
60/64
 0.9375 23.8125  
60
 1524  
350
13.780
1.148
  
60
 2362.2 196.85
61/64
 0.953125 24.20938  
61
 1549.4  
375
14.764
1.230
  
61
 2401.6 200.13
31/32
62/64
 0.96875 24.60625  
62
 1574.8  
400
15.748
1.312
  
62
 2440.9 203.41
63/64
 0.984375 25.00313  
63
 1600.2  
425
16.732
1.394
  
63
 2480.3 206.69
2/2
4/4
8/8
16/16
32/32
64/64
 1 25.4  
64
 1625.6  
450
17.717
1.476
  
64
 2519.7 209.97