Difference between fractions and rational numbers?
44630
Is $\frac{1}{\sqrt{2}}$ a fraction or not?
60722
Why does Cantor's diagonal argument not work for rational numbers?
79160
Why do most formulas in physics have integer and rational exponents?
33138
Is Rational number under multiplication group?
95702
Remarkable/unexpected rational numbers
152512
What is the ratio of rational to irrational real numbers?
138977
Infinitely many rational numbers between two different real numbers
126816
Question of remainder on dividing by 7
148310
Showing rational numbers are algebraic
81428
Why does proof by contradiction not work on Rational numbers but only on Irrational numbers?
137030
Why are there more Irrationals than Rationals given the density of $Q$ in $R$?
142000
Prove that there is an irrational number and a rational number between any two distinct real numbers
116457
Should I use multiplication or division?
32316
Are all integers fractions?
142008
Find all natural numbers $n$ such that ${(n+1)}^{1/2}-{(n-1)}^{1/2}$ is rational
87764
Prove that the difference between two rational numbers is rational
27969
Why does $\frac{1}{x} < 4$ have two answers?