Curated OER
Exploring Equivalent Fractions
An extensive activity explores equivalent fractions and is intended for three 60-minute periods. Young mathematicians compare and order fractions with like and unlike denominators. Included are worksheets, assessments, and answer sheets;...
Rational Number Project
Initial Fraction Ideas: Lesson 3
Visual models support young mathematicians as they deepen their fractional number sense in this elementary math lesson. Using fraction circle manipulatives, children explore basic unit fractions as they develop the fundamental...
Curated OER
Factors, Divisibility, and Relatively Prime
Seventh graders explore the concept of divisibility. In this divisibility lesson, 7th graders use divisibility rules to find factors of numbers. Students create foldables to illustrate divisibility rules.
NTTI
Hey Good Lookin', Whatchya Got Cookin'?
What better way to explore working with fractions then by using them when cooking? In this instructional activity, students use video, the Internet, and real world, hands-on learning activities to enhance their understanding of...
Curated OER
Prime Factorization: Finding Factors in the Fifth Grade
The lesson starts out with a brain drain, which is a great way to get students to activate prior knowledge and build lasting connections. They tell everything they know about prime factorization, use their knowledge to...
National Security Agency
Fraction Fever
This unit on fractions allows for upper-aged elementary learners to explore ways to find the greatest common factor and least common multiple of two numbers. Ultimately, young mathematicians will be able to identify equivalent fractions,...
Curated OER
Mathematics: Prime and Composite Numbers
Sixth graders explore how to apply the commutative property and the rules of divisibility. They examine the difference between prime and composite numbers.
Curated OER
Counting by Making Groups
First graders represent, compare, and order numbers. In this counting skills lesson, 1st graders use manipulatives to demonstrate one-to-one correspondence and to represent numbers. This lesson includes a teacher script to guide the lesson.
Curated OER
Equivalent Fractions and Comparing Fractions
How can you tell if fractions have equal value? Use various collaborative activities to demonstrate the ways to determine whether or not fractions are equivalent.
Curated OER
Equivalent Fractions
Students complete a worksheet. In this fractions lesson, students review their knowledge of fractions, define equivalent fractions, see examples of equivalent fractions and practice making equivalent fractions.
Curated OER
Fractions of a Band
Third graders investigate fractions. For this time lesson, 3rd graders determine the amount of time it takes to perform certain tasks.
Curated OER
Fraction King Lesson Plan
Students examine the concept of fractions. In this fractions king lesson, students review math vocabulary and discover the equivalent forms of fractions as decimals and percents.