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5.2 Adding and Subtracting Mixed Numbers

5.2 Adding and Subtracting Mixed Numbers. Adding and Subtracting Mixed Numbers 1. Find the LCD of the fractions, if necessary. 2. Rename the fractions, if necessary. Then add or subtract the fractions. 3. Add or subtract the whole numbers. 4. Simplify if possible.

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5.2 Adding and Subtracting Mixed Numbers

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  1. 5.2 Adding and Subtracting Mixed Numbers • Adding and Subtracting Mixed Numbers • 1. Find the LCD of the fractions, if necessary. • 2. Rename the fractions, if necessary. Then add or subtract the fractions. • 3. Add or subtract the whole numbers. • 4. Simplify if possible.

  2. Example 1: Adding with a common Denominator • Find the sum of 48 1/3 and 41 1/3

  3. Example 2: Subtracting With a Common Denominator • Find the different of 6 7/9 and 4 1/9

  4. Your Turn!! • Add or subtract. Simplify if possible. • 1. 3 1/8 + 2 5/8 • 2. 7 1/5 + 1 2/5 • 3. 8 5/7-4 1/7 • 4. 12 5/6 – 9 5/6

  5. Example 3: Adding with Different Denominators • 4 5/6 + 3 3/4

  6. Example 4: Renaming to Subtract Mixed Numbers • 6 1/6 – 3 2/3

  7. And Another… • 6 – 1 1/3

  8. Your Turn!!! • 7 1/4 + 3 ½ • 1 ¾ + 4 3/8 • 8 – 5 1/8 • 8 1/6- 6 ¾

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