What is 29/64 as a decimal?

29/64 is exactly 0.453125 as a decimal.

How many millimetres is 29/64 of an inch?

29/64 of an inch is 11.509375 mm, computed with the exact definition 1 inch = 25.4 mm.

29/64

Fraction29/64

Decimal0.453125

Percent45.3125%

29 of 64 equal parts filled .

Where the decimal comes from

29/64 equals 453125/1,000,000 equals 0.453125.

Multiply the top and bottom by 15625 and the denominator becomes 1,000,000. A fraction over 1,000,000 is what a decimal is: 0.453125 means 453125 thousandths.

Every way to write it

Decimal: 0.453125
Percent: 45.3125%
Ratio: 29 : 64 (part to whole)
As inches: 29/64″ = 11.509375 mm

Equivalent fractions

Multiply the top and bottom of 29/64 by the same number and the value does not change:

29/64 = 58/128 = 87/192 = 116/256 = 145/320 = 174/384 · more, or pick a denominator

On the number line

As a measurement

Read as inches, 29/64″ is 11.509375 mm exactly. The nearest marks on the finer rules:

Rule	Nearest mark	Decimal inches	mm	Difference
16ths	7/16″	0.4375	11.1125	−0.3969 mm
32ths	15/32″	0.46875	11.9063	+0.3969 mm
64ths	29/64″	0.453125	11.5094	exact

Need a different rule or a tolerance? Nearest fraction · Within tolerance

Common questions

What is 29/64 as a decimal?: 29/64 is exactly 0.453125 as a decimal.
What is 29/64 as a percentage?: 29/64 is exactly 45.3125%.
How many millimetres is 29/64 of an inch?: 29/64 of an inch is 11.509375 mm, computed with the exact definition 1 inch = 25.4 mm.

Fraction–decimal chartThe everyday set, printable.Rule charts16ths, 32nds, 64ths, 128ths.The rulerSee 29/64 in its place.

Where this comes from. Exact rational arithmetic on the values shown — fractions are pairs of integers until display, and inch–metric conversion uses 25.4 mm to the inch, exact by definition since 1959. See the full methodology.