Decimal Equivalents Chart
Fraction of Inch
 
Decimal of Inch
 
Decimal of Millimeters
 
Fraction of Inch
 
Decimal of Inch
 
Decimal of Millimeters
 
Fraction of Inch
 
Decimal of Inch
 
Decimal of Millimeters
 
 
 
1/64
 
.0156
 
0.3969
   
.6299
 
16.0000
   
1.3780
 
35.0000
1/32
 
.0313
 
0.7938
41/64
 
.6406
 
16.2719
1-13/32
 
1.4063
 
35.7188
   
.0394
 
1.0000
21/32
 
.6563
 
16.6688
   
1.4174
 
36.0000
3/64
 
.0469
 
1.1906
 
.6693
 
17.0000
1-7/16
 
1.4375
 
36.5125
1/16
 
.0625
 
1.5875
43/64
 
.6719
 
17.0656
   
1.4568
 
37.0000
5/64
 
.0781
 
1.9844
11/16
 
.6875
 
17.4625
1-15/32
 
1.4688
 
37.3063
   
.0787
 
2.0000
45/64
 
.7031
 
17.8594
   
1.4961
 
38.0000
3/32
 
.0938
 
2.3813
 
.7087
 
18.0000
1-1/2
 
1.5000
 
38.1000
7/64
 
.1094
 
2.7781
23/32
 
.7188
 
18.2563
1-17/32
 
1.5313
 
38.8938
 
.1181
 
3.0000
47/64
 
.7344
 
18.6531
 
1.5355
 
39.0000
1/8
 
.1250
 
3.1750
   
.7480
 
19.0000
1-9/16
 
1.5625
 
39.6875
9/64
 
.1406
 
3.5719
3/4
 
.7500
 
19.0500
 
1.5749
 
40.0000
5/32
 
.1563
 
3.9688
49/64
 
.7656
 
19.4469
1-19/32
 
1.5938
 
40.4813
 
.1575
 
4.0000
25/32
 
.7813
 
19.8438
 
1.6143
 
41.0000
11/64
 
.1719
 
4.3656
   
.7874
 
20.0000
1-5/8
 
1.6250
 
41.2750
3/16
 
.1875
 
4.7625
51/64
 
.7969
 
20.2406
 
1.6536
 
42.0000
   
.1969
 
5.0000
13/16
 
.8125
 
20.6375
1-21/32
 
1.6563
 
42.0688
13/64
 
.2031
 
5.1594
 
.8268
 
21.0000
1-11/16
 
1.6875
 
42.8625
7/32
 
.2188
 
5.5563
53/64
 
.8281
 
21.0344
   
1.6930
 
43.0000
15/64
 
.2344
 
5.9531
27/32
 
.8438
 
21.4313
1-23/32
 
1.7188
 
43.6563
   
.2362
 
6.0000
55/64
 
.8594
 
21.8281
   
1.7324
 
44.0000
 
.2500
 
6.3500
 
.8661
 
22.0000
1-3/4
 
1.7500
 
44.4500
17/64
 
.2656
 
6.7469
7/8
 
.8750
 
22.2250
   
1.7717
 
45.0000
 
.2756
 
7.0000
57/64
 
.8906
 
22.6219
1-25/32
 
1.7813
 
45.2438
9/32
 
.2813
 
7.1438
   
.9055
 
23.0000
   
1.8111
 
46.0000
19/64
 
.2969
 
7.5406
29/32
 
.9063
 
23.0188
 
1.8125
 
46.0375
5/16
 
.3125
 
7.9375
59/64
 
.9219
 
23.4156
1-27/32
 
1.8438
 
46.8313
 
.3150
 
8.0000
15/16
 
.9375
 
23.8125
 
1.8505
 
47.0000
21/64
 
.3281
 
8.3344
   
.9449
 
24.0000
1-7/8
 
1.8750
 
47.6250
11/32
 
.3438
 
8.7313
61/64
 
.9531
 
24.2094
 
1.8898
 
48.0000
   
.3543
 
9.0000
31/32
 
.9688
 
24.6063
1-23/32
 
1.9063
 
48.4188
23/64
 
.3594
 
9.1281
 
.9843
 
25.0000
 
1.9292
 
49.0000
3/8
 
.3750
 
9.5250
63/64
 
.9844
 
25.0031
1-15/16
 
1.9375
 
49.2125
25/64
 
.3906
 
9.9219
1
 
1.0000
 
25.4000
 
1.9686
 
50.0000
   
.3937
 
10.0000
   
1.0237
 
26.0000
1-31/32
 
1.9688
 
50.0063
13/32
 
.4063
 
10.3188
1-1/32
 
1.0313
 
26.1938
2
 
2.0000
 
50.8000
27/64
 
.4219
 
10.7156
1-1/16
 
1.0625
 
26.9875
   
2.0080
 
51.0000
 
.4331
 
11.0000
 
1.0630
 
27.0000
2-1/32
 
2.0313
 
51.5938
7/16
 
.4375
 
11.1125
1-3/32
 
1.0938
 
27.7813
   
2.0473
 
52.0000
29/64
 
.4531
 
11.5094
 
1.1024
 
28.0000
2-1/16
 
2.0625
 
52.3875
15/32
 
.4688
 
11.9063
1-1/8
 
1.1250
 
28.5750
   
2.0867
 
53.0000
 
.4724
 
12.0000
 
1.1418
 
29.0000
2-3/32
 
2.0938
 
53.1813
31/64
 
.4844
 
12.3031
1-5/32
 
1.1563
 
29.3688
2-1/8
 
2.1250
 
53.9750
1/2
 
.5000
 
12.7000
 
1.1812
 
30.0000
 
2.1261
 
54.0000
   
.5118
 
13.0000
1-3/16
 
1.1875
 
30.1625
2-5/32
 
2.1563
 
54.7688
33/64
 
.5156
 
13.0969
1-7/32
 
1.2188
 
30.9563
 
2.1654
 
55.0000
17/32
 
.5313
 
13.4938
   
1.2205
 
31.0000
2-3/16
 
2.1875
 
55.5625
35/64
 
.5469
 
13.8906
1-1/4
 
1.2500
 
31.7500
 
2.2048
 
56.0000
   
.5512
 
14.0000
   
1.2599
 
32.0000
2-7/32
 
2.2188
 
56.3575
9/16
 
.5625
 
14.2875
1-9/32
 
1.2813
 
32.5438
 
2.2442
 
57.0000
37/64
 
.5781
 
14.6844
   
1.2993
 
33.0000
2-1/4
 
2.2500
 
57.1500
 
.5906
 
15.0000
1-5/16
 
1.3125
 
33.3375
2-9/32
 
2.2813
 
57.9450
19/32
 
.5938
 
15.0813
   
1.3386
 
34.0000
   
2.2835
 
58.0000
39/64
 
.6094
 
15.4781
1-11/32
 
1.3438
 
34.1313
2-5/16
 
2.3125
 
58.7375
5/8
 
.6250
 
15.8750
1-3/8
 
1.3750
 
34.9250
   
2.3228
 
59.0000
 
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