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Number and Operations---Fractions

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3.NF.A.1 Understand a fraction $1/b$ as the quantity formed by 1 part when a whole is partitioned into $b$...
3.NF.A.2 Understand a fraction as a number on the number line; represent fractions on a number line...
3.NF.A.3 Explain equivalence of fractions in special cases, and compare fractions by reasoning about their...