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# K-5 Mathematics

## Interactive Decimal Sums on the Number Line (5th Grade)

Interactive Decimal Sums on the Number Line (5th Grade) Dream Box – Decimal Sums on the Number Line.  Students use a number line to add and subtract decimals and solve for a variable in a “change unknown” situation. Lesson   CCSS.MATH.CONTENT.5.NBT.B.7 Add, subtract, multiply, and divide decimals to hundredths, using concrete models or drawings and strategies…

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## Mental Math Strategies

Mental Math Strategies These printable mental math strategies or similar ones should be embedded throughout the math year and are excellent to promote during Number Talks. Addition and Subtraction Strategies Multiplication and Division Strategies

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## Number Talk – Fifth Grade

Number Talk (5th Grade) Fifth Grade Number Talks Number Talk – Division Number Talk – Double-Digit Multiplication Number Talk – Double-Digit Multiplication Number Talk – Double-Digit Multiplication   Number Talk – Fractions

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## Number Talks – 4th Grade

Number Talk (4th Grade) Fourth Grade Number Talks. Number Talk Multi-Digit Addition Single and Double Digit Multiplication Number Talk Multi-Digit Addition

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## Number Talks – Third Grade

Number Talks (3rd Grade) Third Grade Number Talks. Number Talk – Subtraction Strategies Number Talk – Multiplication Number Talk – Multiplication as Repeated Addition Number Talk – Multiplication Solving 7 x 6 and 7 x 7 Number Talk – Subtraction

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## Number Talks – Kindergarten

Number Talks (Kindergarten) Various Number Talks for Kindergarten. Number Talk – Ten Frames Number Talks – Ten Frames and Dot Cards Number Talk – Fluency with 7 Number Talk – Making Ten

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## Number Talk Videos – Second Grade

Number Talk (2nd Grade) Second Grade Number Talk Examples Number Talk: 49 + 29 Number Talk: 16 + 15 Number Talks: Using Compensation

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## Problem Solving – Interactive Tutorials and Problems Fractions

Interactive Problem Solving – Fractions Thinking Blocks Interactive Tutorials – Model and solve word problems with  fractions.  Online interactive tutorial fourth and fifth grade. Online Word Problems with Fractions Level 1 Word Problem Set 1 Word Problem Set 2 Word Problem Set 3 Word Problem Set 4 Word Problem Set 5 Online Word Problems with…

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## Problem Solving – Interactive Tutorials and Problems Multiplication & Division

Interactive Problem Solving – Multiplication and Division Thinking Blocks Interactive Tutorials– Model and solve word problems with multiplication and division.  Online interactive tutorial (Third-Fifth). Online Word Problems with Multiplication and Division Level 1 Word Problem Set 1 Word Problem Set 2 Word Problem Set 3 Word Problem Set 4 Word Problem Set 5 Word Problem Set…

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## Problem Solving – Thinking Blocks Interactive Tutorials and Problems 3

Interactive Problem Solving – Thinking Blocks Thinking Blocks Interactive Tutorials – Model and solve word problems with addition and subtraction.  Online interactive tutorial (First-Fourth). Online Word Problems with Double-Digit Addition and Subtraction Word Problem Set 1 Word Problem Set 2 Word Problem Set 3 Word Problem Set 4 Word Problem Set 5 Word Problem Set…

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## Problem Solving – Thinking Blocks Interactive Tutorials and Problems Level 2

Interactive Problem Solving – Thinking Blocks Thinking Blocks Interactive Tutorials – Model and solve word problems with addition and subtraction.  Online interactive tutorial. Second Grade and Third Grade. Online Word Problems with Addition and Subtraction within 20 – Challenge Word Problem Set 1 Word Problem Set 2 Word Problem Set 3 Word Problem Set 4…

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