A rational number is defined as the ratio of one integer to another and can be represented by a repeating or terminating decimal.

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Here are 5 related questions that build on this concept:

1. What distinguishes a rational number from an irrational number?
2. How can you convert a repeating decimal into a fraction?
3. What is the difference between terminating and non-terminating decimals?
4. Can all fractions be represented as repeating or terminating decimals?
5. How do you simplify a ratio of two integers?

Tip: When a decimal is repeating, you can often convert it back to a fraction using algebraic methods!