Measurements that are expressed in fractions of an inch can be converted into decimal fractions by dividing the numerator by the denominator.

Example

What is the decimal equivalent of 1/8 of an inch ? Solution - 1/8 = 1 divided by 8 = .125. Answer.

Fractions of an inch expressed as decimals can be converted to common fractions of an inch by changing the decimal to a common fraction, and then reducing it to its lowest terms. Decimals can be changed to common fractions by using the decimal for a numerator, and writing below it for denominator 1, with as many ciphers annexed as there are decimal places in the numerator.

Example

Reduce .125 to a common fraction. Solution - .125= 125/1000 = 1/8 Answer.

Decimal equivalents of fractions of an inch can be found in Table LXIII.

Table LXIII - Decimal Equivalents Of Fractions Of An Inch

8ths

9/16 = .5625

17/32=.53125

9/64 = .140625

37/64=.578125

1/8 =.125

11/16 = .6875

19/32=.59375

11/64=.171875

39/64=.609375

1/4= .250

13/16=.8125

21/32 = .65625

13/64=.203125

41/64=.640625

3/8 =.375

15/16=.9375

23/32=.71875

15/64=.234375

43/64=.671875

1/2 =.500

32ds

25/32=.78125

17/64=.265625

45/64=.703125

5/8 =.625

27/32=.84375

19/64=.296875

47/64=.734375

3/4 =.750

1/32 = .03125

29/32=.90625

21/64=.328125

49/64=.765625

7/8 = .875

3/32 = .09375

31/32=.96875

23/64=.359375

51/64=.796875

8

16ths

5/32 = .15625

64ths

25/64=.390625

53/64=.828125

7/32 = .21875

27/64=.421875

55/64=.859375

1/16 = .0625

9/32=.28125

1/64 = .015625

29/64=.453125

57/64=.890625

3/16 = .1875

11/32 = .34375

3/62 = .046875

31/64=.484375

59/64=.921875

5/16 = .3125

13/32=.40625

5/64 = .078125

33/64=.515625

61/64=.953125

7/16 = .4375

15/32=.46875

7/64 = .109375

35/64=.546875

63/64=.984375