Me pueden dar un concepto y ejemplo de expresion fraccionaria y decimal de un numero racional

A rational number is a number that can be written in the form p/q where p and q are integers, and q ≠ 0. The set of rational numbers is denoted by Q or

Q

. Examples:1/4, −2/5, 0.3 (or) 3/10, −0.7(or) −7/10, 0.151515... (or) 15/99. Rational numbers can be represented as decimals. The different types of rational numbers are Integers like -1, 0, 5, etc., fractions like 2/5, 1/3, etc., terminating decimals like 0.12, 0.625, 1.325, etc., and non-terminating decimals with repeating patterns (after the decimal point) such as 0.666..., 1.151515..., etc.

it has to be a.