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FAQs on Rational Numbers
RATIONAL NUMBER A number of the form `p/q` or a number which can be expressed in the form `p/q` where `pa and q` are integers and `q != 0` is called a rational number.
LOWEST FORM OF A RATIONAL NUMBER A rational number `p/q` is said to be in the lowest form or simplest form if `p and q` have no common factor other than 1.
EQUALITY OF RATIONAL NUMBERS Two rational numbers `p/q and r/s` are equal if `p xx s = q xx r`.
Rational numbers with same denominators
Numbers with distinct denominators
CLOSURE PROPERTY The sum of any two rational numbers is always a rational number.
COMMUTATIVITY The addition of rational numbers is commutative
ASSOCIATIVITY The addition of rational numbers is associative
Simplify : `(-3)/(10) + 7/(15) + 3/(-20) + (-9)/(10) + (13)/(15) + (13)/(-20)`
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