Castle 6

Georgia's K-12 Mathematics Standards:

• 4.NR.4.1 — Using concrete materials, drawings, and number lines, demonstrate and explain the relationship between equivalent fractions, including fractions greater than one, and explain the identity property of multiplication as it relates to equivalent fractions. Generate equivalent fractions using these relationships.
• 4.NR.4.2 — Compare two fractions with the same numerator or the same denominator by reasoning about their size and recognize that comparisons are valid only when the two fractions refer to the same whole.
• 4.NR.4.3 — Compare two fractions with different numerators and/or different denominators by flexibly using a variety of tools and strategies and recognize that comparisons are valid only when the two fractions refer to the same whole.
• 4.NR.4.4 — Represent whole numbers and fractions as the sum of unit fractions.
• 4.NR.4.5 — Represent a fraction as a sum of fractions with the same denominator in more than one way, recording with an equation.
• 4.NR.4.6 — Add and subtract fractions and mixed numbers with like denominators using a variety of tools.

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