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Fraction to Decimal Chart (and Decimal to Fraction)

Every 1/64 from 1/64 to 1 as a decimal, with millimeters for measuring in inches, and the everyday fractions (thirds, fifths, sixths) with percents.

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OneEquals

Fraction to Decimal Chart

64ths of an inch with mm, plus common fractions and percents

Inch fractions

FractionDecimalmm
1/640.0156250.40
1/320.031250.79
3/640.0468751.19
1/160.06251.59
5/640.0781251.98
3/320.093752.38
7/640.1093752.78
1/80.1253.18
9/640.1406253.57
5/320.156253.97
11/640.1718754.37
3/160.18754.76
13/640.2031255.16
7/320.218755.56
15/640.2343755.95
1/40.256.35
17/640.2656256.75
9/320.281257.14
19/640.2968757.54
5/160.31257.94
21/640.3281258.33
11/320.343758.73
FractionDecimalmm
23/640.3593759.13
3/80.3759.53
25/640.3906259.92
13/320.4062510.32
27/640.42187510.72
7/160.437511.11
29/640.45312511.51
15/320.4687511.91
31/640.48437512.30
1/20.512.70
33/640.51562513.10
17/320.5312513.49
35/640.54687513.89
9/160.562514.29
37/640.57812514.68
19/320.5937515.08
39/640.60937515.48
5/80.62515.88
41/640.64062516.27
21/320.6562516.67
43/640.67187517.07
11/160.687517.46
FractionDecimalmm
45/640.70312517.86
23/320.7187518.26
47/640.73437518.65
3/40.7519.05
49/640.76562519.45
25/320.7812519.84
51/640.79687520.24
13/160.812520.64
53/640.82812521.03
27/320.8437521.43
55/640.85937521.83
7/80.87522.23
57/640.89062522.62
29/320.9062523.02
59/640.92187523.42
15/160.937523.81
61/640.95312524.21
31/320.9687524.61
63/640.98437525.00
1125.40

Other common fractions

FractionDecimalPercent
1/30.333333.33%
2/30.666766.67%
1/50.200020.00%
2/50.400040.00%
3/50.600060.00%
4/50.800080.00%
FractionDecimalPercent
1/60.166716.67%
5/60.833383.33%
1/70.142914.29%
1/90.111111.11%
1/100.100010.00%
1/120.08338.33%
Free printable chart · OneEquals · oneequals.com/charts/fraction-to-decimal-chart/

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Printable Fraction to Decimal Chart: 64ths of an inch with mm, plus common fractions and percents

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Fraction to Decimal Chart FAQ

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