What is 16/25 as a decimal?

16/25 is exactly 0.64 as a decimal.

How many millimetres is 16/25 of an inch?

16/25 of an inch is 16.256 mm, computed with the exact definition 1 inch = 25.4 mm.

16/25

Fraction16/25

Decimal0.64

Percent64%

16 of 25 equal parts filled .

Where the decimal comes from

16/25 equals 64/100 equals 0.64.

Multiply the top and bottom by 4 and the denominator becomes 100. A fraction over 100 is what a decimal is: 0.64 means 64 hundredths.

64 of 100 squares — 0.64 of the whole. The same squares read as a percentage: 64%, because percent means per hundred.

Every way to write it

Decimal: 0.64
Percent: 64%
Ratio: 16 : 25 (part to whole)
As inches: 16/25″ = 16.256 mm

Equivalent fractions

Multiply the top and bottom of 16/25 by the same number and the value does not change:

16/25 = 32/50 = 48/75 = 64/100 = 80/125 = 96/150 · more, or pick a denominator

On the number line

As a measurement

Read as inches, 16/25″ is 16.256 mm exactly. The nearest marks on the finer rules:

Rule	Nearest mark	Decimal inches	mm	Difference
16ths	5/8″	0.625	15.875	−0.381 mm
32ths	5/8″	0.625	15.875	−0.381 mm
64ths	41/64″	0.640625	16.2719	+0.0159 mm

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

Common questions

What is 16/25 as a decimal?: 16/25 is exactly 0.64 as a decimal.
What is 16/25 as a percentage?: 16/25 is exactly 64%.
How many millimetres is 16/25 of an inch?: 16/25 of an inch is 16.256 mm, computed with the exact definition 1 inch = 25.4 mm.

0.64 as a fractionThe same number from the decimal's side, with the reduction shown.64% as a fractionThe same number as a percentage, with the work shown.Fraction–decimal chartThe everyday set, printable.Rule charts16ths, 32nds, 64ths, 128ths.The rulerSee 16/25 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.