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Posts Tagged ‘4.NF.B.3.b’

Interactive Fractions and Decimals (4th Grade)

Dream Box – Equivalent Fractions on the Number Line.  Students develop understanding of equivalent fractions by placing markers at set intervals along a race course.  Lesson CCSS.MATH.CONTENT.4.NF.B.3.B Decompose a fraction into a sum of fractions with the same denominator in more than one way, recording each decomposition by an equation. Justify decompositions, e.g., by using a…

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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 tool helps your students learn to subtract…

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Teaching 4.NF.B.3 .a.b – Decomposing Fractions – Adding & Subtracting Fractions

Number & Operations – Fractions – 4th Grade Build fractions from unit fractions. CCSS.Math.Content.4.NF.B.3 Understand a fraction a/b with a > 1 as a sum of fractions 1/b. CCSS.Math.Content.4.NF.B.3.a Understand addition and subtraction of fractions as joining and separating parts referring to the same whole. CCSS.Math.Content.4.NF.B.3.b Decompose a fraction into a sum of fractions with…

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