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Week 1: Adding and Subtracting Fractions

Week 1: Adding and Subtracting Fractions. 5 + 2 8 4 . WITHOU T A CALCULATOR!!!!!!. Week 1 Adding and Subtracting Fractions. Multiply the numerators by the opposite denominator Multiply the 2 denominators to find common factor (NEW DENOMIANTOR for both fractions!)

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Week 1: Adding and Subtracting Fractions

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  1. Week 1: Adding and Subtracting Fractions 5 + 2 8 4

  2. WITHOU T A CALCULATOR!!!!!!

  3. Week 1 Adding and Subtracting Fractions • Multiply the numerators by the opposite denominator • Multiply the 2 denominators to find common factor (NEW DENOMIANTOR for both fractions!) • Add or subtract the numerators • Keep the same denominator • Reduce your fractions – without a calculator!!!!!! 5 + 2 8 4

  4. Multiply the numerators by the opposite denominator • Multiply the 2 denominators to find common factor (NEW DENOMIANTOR for both fractions!) • Add or subtract the numerators • Keep the same denominator • Reduce your fractions – without a calculator!!!!!! 9 _ 2 12 4

  5. Multiply the numerators by the opposite denominator • Multiply the 2 denominators to find common factor (NEW DENOMIANTOR for both fractions!) • Add or subtract the numerators • Keep the same denominator • Reduce your fractions – without a calculator!!!!!! 3 + 3 4 7

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