0 a fraction in which there is a horizontal line with one number above it and one number below it --
Some common fractions, however, were written with a special glyphthe equivalent of the modern two-thirds is shown on the right.
Each module includes the use of both common fractions and mixed numbers.
Common fractions less than one tend to be used with singular expressions: "half (of) a loaf", "two-thirds of a mile".
Common fractions are used most often when the denominator is relatively small.
Whether common fractions or decimal fractions are used is often a matter of taste and context.
It is within 0.000009% of the value of, or in terms of common fractions overestimates by less than.
What actually follows are rules for division of sexagesimal fractions (but see chapter 10.2); the division of common fractions is left until chapter 12.
Now multiplication and division with common fractions are explained.