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Fantastic Fractions


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Fantastic Fractions

  1. 1. Blast Off With Fractions
  2. 2. What is a fraction? A fraction is a part of an entire object.
  3. 3. But first, let’s look back at whole numbers!
  4. 4. How do we represent whole numbers? <ul><li>We can show this on a number line </li></ul><ul><li>We can show this with a circle. </li></ul>
  5. 5. Okay, so how do I show fractions?
  6. 6. Let’s look at an example! <ul><li>This number line represents one fourth </li></ul><ul><li>This circle also represents one fourth! </li></ul>
  7. 7. Let’s look at the parts of a fraction. 1 2 NUMERATOR DENOMINATOR The Numerator shows what part of the whole is being used The Denominator shows how many pieces make up the whole!
  8. 8. Here are some more examples! <ul><li>This line represents one half or 1 </li></ul><ul><li> 2 </li></ul><ul><li>This circle also represents 1 </li></ul><ul><li> 2 </li></ul>
  9. 9. And a few more… <ul><li>This line represents 3 </li></ul><ul><li> 4 </li></ul><ul><li>This circle also represents 3 </li></ul><ul><li> 4 </li></ul>
  10. 10. The Numerator and Denominator The denominator has been increased to 5. As the denominator increases, the fraction decreases in size.
  11. 11. Let’s try a few examples!! <ul><li>Example 1 </li></ul><ul><li>Example 2 </li></ul><ul><li>Example 3 </li></ul><ul><li>6 </li></ul><ul><li>7 </li></ul><ul><li>5 </li></ul><ul><li>9 </li></ul><ul><li>4 </li></ul><ul><li>6 </li></ul>
  12. 12. The Mixed Number The mixed number 1 1/5 has a whole number part 1 and a fraction part 1/5.
  13. 13. Now you know the basics! Time to get started on converting between mixed numbers and improper fractions!