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Decimal

Fraction

CM

MM

Decimal

Fraction

CM

MM

.016

1/64"

.0406

.406

.516

33/64"

1.31

13.1

.031

1/32"

.0787

.787

.531

17/32"

1.35

13.5

.047

3/64"

.119

1.19

.547

35/64"

1.39

13.9

.063

1/16"

.16

1.6

.563

9/16"

1.43

14.3

.078

5/64"

.198

1.98

.578

37/64"

1.47

14.7

.094

3/32"

.239

2.39

.594

19/32"

1.51

15.1

.109

7/64"

.277

2.77

.609

39/64"

1.55

15.5

.125

1/8"

.318

3.18

.625

5/8"

1.59

15.9

.141

9/64"

.358

3.58

.641

41/64"

1.63

16.3

.156

5/32"

.396

3.96

.656

21/32"

1.67

16.7

.172

11/64"

.437

4.37

.672

43/64"

1.71

17.1

.188

3/16"

.478

4.78

.688

11/16"

1.75

17.5

.203

13/64"

.516

5.16

.703

45/64"

1.79

17.9

.219

7/32"

.556

5.56

.719

23/32"

1.83

18.3

.234

15/64"

.594

5.94

.734

47/64"

1.86

18.6

.25

1/4"

.635

6.35

.75

3/4"

1.91

19.1

.266

17/64"

.676

6.76

.766

49/64"

1.95

19.5

.281

9/32"

.714

7.14

.781

25/32"

1.98

19.8

.297

19/64"

.754

7.54

.797

51/64"

2.02

20.2

.313

5/16"

.795

7.95

.813

13/16"

2.07

20.7

.328

21/64"

.833

8.33

.828

53/64"

2.10

21

.344

11/32"

.874

8.74

.844

27/32"

2.14

21.4

.359

23/64"

.912

9.12

.859

55/64"

2.18

21.8

.375

3/8"

953

9.53

.875

7/8"

2.22

22.2

.391

25/64"

.993

9.93

.891

57/64"

2.26

22.6

.406

13/32"

1.03

10.3

.906

29/32"

2.30

23

.422

27/64"

1.07

10.7

.922

59/64"

2.34

23.4

.438

7/16"

1.11

11.1

.938

15/16"

2.38

23.8

.453

29/64"

1.15

11.5

.953

61/64"

2.42

24.2

.469

15/32"

1.19

11.9

.969

31/32"

2.46

24.6

.484

31/64"

1.23

12.3

.984

63/64"

2.50

25

.50

1/2"

1.27

12.7

1.00

1"

2.54

25.4

Decimal x Denominator of Choice = Numerator

.50 x 2 = 1, .50 x 8 = 4, .50 x 16 = 8, .50 x 32 = 16

Numerator ÷ Denominator = Fraction Equivalent

1 ÷ 2 = .50, 1 ÷ 4 = .25, 3 ÷ 8 = .375, 1 ÷ 8 = .125

Centimeter x 10 = Millimeter and Millimeter ÷ 10 = Centimeter

1.27 cm x 10 = 12.7 mm and 12.7 mm ÷ 10 = 1.27 cm

Centimeters x .3937 = Inches and Millimeters x .03937 = inches

1.27 cm x .3937 = .50" and 12.7 mm x .03937 = .50"