2.G.A.3 Lesson Plans

CCSS.MATH.CONTENT.2.G.A.3

:
"Partition circles and rectangles into two, three, or four equal shares, describe the shares using the words halves, thirds, half of, a third of, etc., and describe the whole as two halves, three thirds, four fourths. Recognize that equal shares of identical wholes need not have the same shape."

These lesson plans can help students practice this Common Core State Standards skill.

Lesson Plans

Cookie Fractions Fun!
Cookie Fractions Fun!
Lesson plan
Cookie Fractions Fun!
This tasty lesson will teach second graders about fractions using cookies.
2nd grade
Math
Lesson plan
Fraction Families
Fraction Families
Lesson plan
Fraction Families
Help your students find their fraction families with this lesson that sends them searching for their equal fraction pieces!
2nd grade
Math
Lesson plan
Slice It Up! (Part One)
Slice It Up! (Part One)
Lesson plan
Slice It Up! (Part One)
It’s pizza time! Students will be introduced to the concept of partitioning shapes to create fractions that demonstrate halves, fourths, and eighths. This lesson is the first of two lessons that address second grade fraction concepts.
2nd grade
Math
Lesson plan
Slice it Up! (Part Two)
Slice it Up! (Part Two)
Lesson plan
Slice it Up! (Part Two)
Slice those pieces and mix it up! In this lesson that follows “Slice It Up! Part One,” students will begin recognizing different ways to create equal shares in whole shapes, creating a fraction poster by the end of the lesson.
2nd grade
Math
Lesson plan
Half-to-Half Symmetry
Half-to-Half Symmetry
Lesson plan
Half-to-Half Symmetry
Where's the other half? In this lesson, young mathematicians learn the relationship between halves and symmetry through a fun scavenger hunt. Your students will have a blast figuring out what makes a shape symmetrical.
2nd grade
Math
Lesson plan
Fractions of a Whole
Fractions of a Whole
Lesson plan
Fractions of a Whole
Ready, set, fractions! In this hands-on lesson, your students will familiarize themselves with common fractions using concrete materials to practice splitting items into halves, thirds, and quarters.
1st grade
Math
Lesson plan

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