Question

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

Answer 1

`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.