Let's review part 1 topics!!

First - we need to know what is a Rational Number?

Definition: Any number a/b where b ≠ 0. 
[Any number that can be written in a fraction format; just remember you can not have zero as your denominator!]

{When you think about rational #s it basically means all positive and negative whole numbers, decimals, fractions}

Second - Then what numbers are NOT a Rational Number?

Any non-repeating or non-terminating decimal

{examples would be ∏ or 0.232332333... or √5}

2.1 = Rational Numbers

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Simplify a fraction (Rewrite in lowest terms!)

 

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Rewrites ...
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Rewrite as a terminating or repeating decimal

   
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Rewrite as a fraction in lowest terms

   

2.2 = Compare / Order Rational Numbers

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    Fill-in either a > or < sign to make a true statement

 

           

 

2.3 = Adding & Subtracting Rational #s and
2.6 = Add/Subtract with Unlike Denominators

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Solve the following; make sure all answers are in lowest terms

 

           

       

2.4 = Multiplying Rational #s and
2.5 = Dividing Rational #s

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Solve the following; make sure all answers are in lowest terms

 

              

 

 

 

Click on the pencil sharpener to see the answers and to get additional help with these examples

 

 

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