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     Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.

     

     
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    Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts; understand a fraction a/b as the quantity formed by a parts of size 1/b.

     
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    Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.

     
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    Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts; understand a fraction a/b as the quantity formed by a parts of size 1/b.

     
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    Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.

     
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    Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.

     
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    Understand a fraction as a number on the number line; represent fractions on a number line diagram.

     
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    Partition shapes into parts with equal areas. Express the area of each part as a unit fraction of the whole. For example, partition a shape into 4 parts with equal area, and describe the area of each part as 1/4 of the area of the shape.

     
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    Express a fraction with denominator 10 as an equivalent fraction with denominator 100, and use this technique to add two fractions with respective denominators 10 and 100.4 For example, express 3/10 as 30/100, and add 3/10 + 4/100 = 34/100.

     
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    Use decimal notation for fractions with denominators 10 or 100. For example, rewrite 0.62 as 62/100; describe a length as 0.62 meters; locate 0.62 on a number line diagram.