lesson
Estimating Decimal Sums and Differences
Use rounding and compatible numbers to estimate sums and differences of decimals.
Updated 1 month ago · 8 views
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This lesson is part of a track
Public learning track
Applying Decimal Addition and Subtraction
5 lessons
Goal
Apply decimal addition and subtraction to solve real-world problems involving money, estimate sums and differences, and build computational fluency.
5 lessons
0 of 5 done
Learning standards covered
111.7(b)(3)(A)Texas Essential Knowledge and Skills (TEKS) · Math · 5th Gradeestimate to determine solutions to mathematical and real-world problems involving addition, subtraction, multiplication, or division;
Open Global Standard:OGM.6.MP.1
111.7(b)(3)(K)Texas Essential Knowledge and Skills (TEKS) · Math · 5th Gradeadd and subtract positive rational numbers fluently; and
Open Global Standard:OGM.6.NBT.8
111.7(b)(1)(C)Texas Essential Knowledge and Skills (TEKS) · Math · 5th Gradeselect tools, including real objects, manipulatives, paper and pencil, and technology as appropriate, and techniques, including mental math, estimation, and number sense as appropriate, to solve problems;
Open Global Standard:OGM.6.MP.1
OGM.6.MP.1OGM.6.NBT.8