# Posts Tagged ‘4.NF.B.3.c’

## Interactive Adding and Subtracting Fractions (4th Grade)

Interactive Adding and Subtracting Fractions (4th Grade) Dream Box – Adding Fractions. Using both a concrete bar model and equations, this tool enables students to represent fraction addition and think strategically about which fractional pieces are best to solve a given problem. Lesson Dream Box – Subtracting Fractions. Using the “removal” or “take away” representation, this…

More...## Teaching 4.NF.B.3.c – Add and Subtract Mixed Numbers with Like Denominators

Number & Operations – Fractions – 4th Grade Build fractions from unit fractions. CCSS.Math.Content.4.NF.B.3.c Add 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. Teacher Notes Knowing how do you decompose an improper fraction…

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