1. Vocabulary Chapter 4 unlike fractions unlike fractions terminating decimal - I will give you the definition for this one!! terminating decimal - I will give you the definition for this one!! bar notation bar notation common denominator common denominator least common denominator least common denominator like fractions like fractions rational numbers – I will give you the definition for this one!! rational numbers – I will give you the definition for this one!! repeating decimals repeating decimals

2. unlike fractions Fractions with different denominators.

3. terminating decimal A decimal that ends (stops).

4. bar notation In repeating decimals, the line or bar placed over the digits that repeat.

5. common denominator A common multiple of the denominators of 2 or more fractions.

6. least common denominator The least common multiple of the denominators of two or more fractions.

7. like fractions Fractions that have the same denominators.

8. rational numbers The set of numbers that can be written in as a fraction, decimal, or ratio. Decimals may be either terminating or repeating.

9. repeating decimals The decimal form of a rational number.