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Adding and Subtracting Fractions

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Adding and Subtracting Fractions

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  1. Adding and Subtracting Fractions 5.3

  2. Common Denominators • Add or subtract the numerators • Keep the denominator • reduce

  3. Examples

  4. Unlike Denominators • Find the LCM of the denominators (LCD) • Rename the fractions • Add or subtract the numerators • Keep the denominators • reduce

  5. Examples

  6. Mixed Numbers • Turn into improper fractions • Find LCD • Rename fractions • Add or subtract numerators • Keep denominators • Reduce • Turn back into Mixed Number

  7. Examples:

  8. Homework • Page 238 (10-28) all