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- 3.NF.A.1Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts; understand a fraction a/b as the quantity formed by a parts of size 1/b.
- 3.NF.A.2Understand a fraction as a number on the number line; represent fractions on a number line diagram.
- 3.NF.A.3Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.

What Is the Whole

3rd Grade Math

» Unit:

Unit Fractions

Big Idea:The Common Core defines understanding of fractions as a 3rd grade Critical Area, beginning with unit fractions. It's time to grow our understanding.

Find the Fraction of This Set "Smartie"

3rd Grade Math

» Unit:

Unit Fractions

Big Idea:Students are accustomed to partitioning single objects. This lesson requires students to look at sets of objects as a whole and create equal groups.

And the Oscar Goes To….

3rd Grade Math

» Unit:

Unit Fractions

Big Idea:Creating and viewing movies made by student groups will enhance working through real world faction story problems.

Size Matters: A Journal Activity

3rd Grade Math

» Unit:

Unit Fractions

Big Idea:Understanding that a whole can be defined using different fractions is a complex task for students, unless they have great tools, like pattern blocks.

Fraction Assessment

3rd Grade Math

» Unit:

Fractions

Big Idea:This is a summative assessment based on my fraction unit. This assessment will determine if I need to reteach any concepts, and guide and inform future fraction standards and concepts.

Add 'Em Up

3rd Grade Math

» Unit:

Unit Fractions

Big Idea:Naming unit fractions is a start, but helping students visualize how they can be grouped together to make a larger part of a whole is the focus of today's lesson.

Units & Wholes (Days 1 - 3)

3rd Grade Math

» Unit:

Fractions

Big Idea:It is important for students to learn to compare the size of the same fraction units as the size of the whole amount changes.

Fractions of a Set

3rd Grade Math

» Unit:

Unit Fractions

Big Idea:Children see fractions as partitions of one whole object first. This lesson will begin them on the "tasty" path of finding fractions in a whole set.

What is a Fraction?

3rd Grade Math

» Unit:

Crazy About Fractions

Big Idea:Fractions represent parts of a whole and parts of a set.

Name that Fraction

4th Grade Math

» Unit:

Fractions

Big Idea:Fractions are part of a whole, and they can be represented in regions and sets.

Fractions on a Number Line - Beyond One Whole

3rd Grade Math

» Unit:

Fractions

Big Idea:When the numerator has a greater value than the denominator, the fraction represents a number with a value greater than one whole.

Creating Fraction Strips

3rd Grade Math

» Unit:

Fractions

Big Idea:When students create their own fraction strips they develop an understanding of unit fractions and relationships between different fractions.

Introduction to Fractions: A Concrete Experience

3rd Grade Math

» Unit:

Introduction To Fractions

Big Idea:Providing students ample opportunities to work with fractional parts and reason about equally partitioned shapes will help them develop a deep understanding of part-whole relationships.

Basic Fractions on a Number Line (Thirds, Sixths, Tenths)

3rd Grade Math

» Unit:

Fractions

Big Idea:Students create number lines to represent benchmark fractions.

All Fractions Are Not Created Equal

3rd Grade Math

» Unit:

Unit Fractions

Big Idea:If you were really hungry, would you want 1/4 of a large pizza, or a quarter of a small pizza? This is the type of question students will be able to answer after this experience.

3.NF.A.1

Understand a fraction 1/b as the quantity formed by 1 part when a whole is partitioned into b equal parts; understand a fraction a/b as the quantity formed by a parts of size 1/b.

3.NF.A.2

Understand a fraction as a number on the number line; represent fractions on a number line diagram.

3.NF.A.3

Explain equivalence of fractions in special cases, and compare fractions by reasoning about their size.