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5.7 Adding and Subtracting Unlike Fractions. Procedure:. 1. Find LCD 2. Rename fractions 3. Add or subtract. Examples :. + = LCD = 28 + =. Example:. + = LCD = 30 + = = 1 = 1. Example:. 2 - 3 = - = LCD = 24 - = -.
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Procedure: • 1. Find LCD • 2. Rename fractions • 3. Add or subtract
Examples: • + = LCD = 28 • + =
Example: • + = LCD = 30 • + = = 1 = 1
Example: • 2 - 3 = • - = • LCD = 24 • - = -