New York State Learning Standards and Core Curriculum
NY-4.NF. Number & Operations – Fractions
Build fractions from unit fractions by applying and extending previous understandings of operations on whole numbers.
NY-4.NF.3. Understand a fraction a/b with a > 1 as a sum of fractions 1/b.
NY-4.NF.4a. Understand a fraction ݑ/ΰݑ as a multiple of 1/ϰݑ.
Understand decimal notation for fractions, and compare decimal fractions.
NY-4.NF.5. 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.
NY-4.NF.6. Use decimal notation for fractions with denominators 10 or 100.