What is 0.79 as a fraction?

0.79 as a fraction is 79/100. The digits go over 100, and 79 and 100 share no common factor, so it is already in lowest terms.

What is 0.79 as a percentage?

0.79 is 79%. Multiplying a decimal by 100 moves the point two places to the right.

How many millimetres is 0.79 of an inch?

0.79 inches is 20.066 mm, using the exact definition 1 inch = 25.4 mm.

0.79 as a fraction

Fraction79/100lowest terms

Decimal0.79

Percent79%

How to get there

0.79 has 2 digits after the point, so it is that many hundredths: write the digits over 100 — 79/100.
79 and 100 share no factor but 1, so 79/100 is already in lowest terms.

79 of 100 squares — 0.79 of the whole, which is also 79%.

As a measurement

Read as inches, 0.79″ is 20.066 mm exactly. The nearest marks on a rule:

Rule	Nearest mark	Inches	mm	Difference
16ths	13/16″	0.8125	20.6375	+0.5715 mm
32ths	25/32″	0.78125	19.8438	−0.2223 mm
64ths	51/64″	0.796875	20.2406	+0.1746 mm

Common questions

What is 0.79 as a fraction?: 0.79 as a fraction is 79/100. The digits go over 100, and 79 and 100 share no common factor, so it is already in lowest terms.
What is 0.79 as a percentage?: 0.79 is 79%. Multiplying a decimal by 100 moves the point two places to the right.
How many millimetres is 0.79 of an inch?: 0.79 inches is 20.066 mm, using the exact definition 1 inch = 25.4 mm.

The same number, other ways

79/100Everything about the fraction: equivalents, the bar model, the number line.79%The same value as a percentage, with its own derivation.Decimal → fraction chartThe whole lookup table, printable.Nearest fractionMatch 0.79″ against any rule, with the exact error.

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.