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4nf3c Worksheets

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Number and Operations—Fractions Build fractions from unit fractions by applying and extending previous understandings of operations on whole numbers. 3Understand a fraction a/b with a > 1 as a sum of fractions 1/b. cAdd and subtract mixed numbers with like denominators, e.g., by replacing each mixed number with an equivalent fraction, and/or by using properties of operations and the relationship between addition and subtraction.
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