lesson
Decomposing to Subtract Fractions
Break apart a fraction to make subtraction easier using properties of operations
Updated 1 month ago · 7 views
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Adding and Subtracting Fractions with Like Denominators
5 lessons
Goal
Understand and perform addition and subtraction of fractions with equal denominators using area models, number lines, and decomposition strategies.
5 lessons
0 of 5 done
Learning standards covered
111.6(b)(3)(E)Texas Essential Knowledge and Skills (TEKS) · Math · 4th Graderepresent and solve addition and subtraction of fractions with equal denominators using objects and pictorial models that build to the number line and properties of operations;
Open Global Standard:OGM.5.NF.4
111.6(b)(3)(B)Texas Essential Knowledge and Skills (TEKS) · Math · 4th Gradedecompose a fraction in more than one way into a sum of fractions with the same denominator using concrete and pictorial models and recording results with symbolic representations;
Open Global Standard:OGM.5.NF.3
111.6(b)(1)(F)Texas Essential Knowledge and Skills (TEKS) · Math · 4th Gradeanalyze mathematical relationships to connect and communicate mathematical ideas; and
Open Global Standard:OGM.5.FL.2
OGM.5.NF.4OGM.5.NF.3OGM.5.FL.2