Curriculum / Math / 4th Grade / Unit 5: Fraction Operations / Lesson 14

Fraction Operations

Lesson 14

Math

Unit 5

4th Grade

Lesson 14 of 21

Objective

Add and subtract mixed numbers using a variety of mental strategies.

Lesson Map

Topic A: Building, Adding, and Subtracting Fractions Less Than or Equal to 1

Lesson

Decompose fractions as a sum of unit fractions and as a multiple of a unit fraction.

Standards

4.NF.B.3.B4.NF.B.4.A

Lesson

Decompose fractions as a sum of fractions with the same denominator in more than one way.

Standards

4.NF.B.3.B4.NF.B.4.A

Lesson

Add and subtract fractions within 1 with the same units.

Standards

4.NF.B.3.A4.NF.B.3.C

Lesson

Solve word problems that involve the addition and subtraction of fractions where the total is less than or equal to one.

Standards

4.NF.B.3.D

Topic B: Building, Adding, and Subtracting Fractions Less Than 2

Lesson

Decompose non-unit fractions less than 2 as a sum of unit fractions, as a sum of non-unit fractions, and as a whole number times a unit fraction.

Standards

4.NF.B.3.B4.NF.B.4.A

Lesson

Add and subtract fractions that require regrouping where the total is less than 2.

Standards

4.NF.B.3.A4.NF.B.3.C

Lesson

Add two fractions where one denominator is a multiple of the other using the denominators 2, 3, 4, 5, 6, 8, 10, and 12.

Standards

4.NF.B.3.A4.NF.B.3.C

Topic C: Building, Adding, and Subtracting Fractions Greater Than or Equal to 2

Lesson

Decompose and compose non-unit fractions greater than two as a sum of unit fractions, as a sum of non-unit fractions, and as a whole number times a unit fraction.

Standards

4.NF.B.3.B

Lesson

Convert fractions greater than 1 to mixed numbers.

Standards

4.NF.B.3.B4.NF.B.3.C

Lesson

Convert mixed numbers to fractions greater than 1.

Standards

4.NF.B.3.B4.NF.B.3.C

Lesson

Compare and order fractions greater than 1 using various methods.

Standards

4.NF.B.3.C

Lesson

Add fractions and mixed numbers where the total is greater than or equal to 2.

Standards

4.NF.B.3.C

Lesson

Subtract fractions and mixed numbers where the total is greater than or equal to 2.

Standards

4.NF.B.3.C

Lesson

Add and subtract mixed numbers using a variety of mental strategies.

Standards

4.NF.B.3.C

Lesson

Solve word problems involving addition and subtraction of fractions.

Standards

4.NF.B.3.D

Topic D: Multiplication of Fractions

Lesson

Multiply a whole number by a fraction.

Standards

4.NF.B.4.B

Lesson

Multiply a whole number by a mixed number.

Standards

4.NF.B.4.B

Lesson

Solve word problems involving multiplication of fractions.

Standards

4.NF.B.4.C

Lesson

Solve word problems involving addition, subtraction, and multiplication of fractions.

Standards

4.NF.B.3.D4.NF.B.4.C

Topic E: Line Plots

Lesson

Make a line plot (dot plot) representation to display a data set of measurements in fractions of a unit.

Standards

4.MD.B.4

Lesson

Solve problems using information presented in line plots.

Standards

4.MD.B.4

Bring Fishtank
to Your School

New Math Materials Now Live!

Now Live: All new Grade 1 units and enhanced Grade 7-8 materials. Coming soon: Brand new Kindergarten course and enhanced Grade 6!