Math Conversion Chart

Fraction (Inches)

Decimal (Inches)

Centimeters (Metric)

Millimeters (Metric)

Fraction (Inches)

Decimal (Inches)

Centimeters (Metric)

Millimeters (Metric)

1/16

0.0625

0.159

1.59

1/8

0.125

0.32

3.2

3/16

0.1875

0.48

4.8

1/4

0.25

0.64

6.4

5/16

0.3125

0.8

8.0

3/8

0.375

0.95

9.5

7/16

0.4375

1.1

11.0

1/2

0.5

1.27

12.7

9/16

0.5625

1.43

14.3

5/8

0.625

1.59

15.9

11/16

0.6875

1.75

17.5

3/4

0.75

1.9

19.0

13/16

0.8125

2.1

21.0

7/8

0.875

2.22

22.2

15/16

0.9375

2.38

23.8

1

1

2.5

25.0