What is the set of numbers to which #18/3# belong?

1 Answer
Oct 29, 2016

#18/6=3# belongs to Natural numbers, whole numbers, integers, fractions, rational numbers

Explanation:

#18/3# is a fraction, which can be simplified as #(6cancel18)/(1cancel3)=6/1=6#.

Hence,

It belongs to Natural numbers , which are #{1,2,3,4,5,6...............}#

It belongs to Whole numbers , which are #{0,1,2,3,4,5,6...............}#

It belongs to Integers , which are #{....-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6...............}#

It belongs to Fractions , as it can be expressed as a ratio of two natural numbers

It belongs to Rational numbers , as it can be expressed as a ratio of two integers

Note: It also belongs to Real numbers , as it can be marked on real number line, as well as a Complex number, say #6+i0#, but this may be beyond Prealgebra.