Curated OER
Mixed numbers and Improper Fractions
What do you get when you combine chocolate bars and math? The answer: A great lesson on improper fractions and mixed numbers! Learners discuss the differences between whole numbers and fractions, then use images of scored chocolate bars...
EngageNY
Part of a Whole as a Percent
Pupils use visual models, numeric methods, and equations to solve percent problems. To complete the second installment of 20, they find the part given the percent and the whole, find the percent given the part and the whole, and find the...
Rational Number Project
Initial Fraction Ideas: Lesson 3
Visual models support young mathematicians as they deepen their fractional number sense in this elementary math instructional activity. Using fraction circle manipulatives, children explore basic unit fractions as they develop the...
Curated OER
Stretching the Truth
Sixth graders visualize different percentages as parts of a whole on visual images. They observe alterations of photographs, and models of circles, squares and sets. This incredibly detailed, eight-page plan leads you through everything...
Illustrative Mathematics
Banana Pudding
Making banana pudding despite misplacing your one-cup measuring cup is easy as long as you can find your quarter-cup measuring cup! This real-life activity provides a good opportunity for learners to interpret division of a whole number...
Pennsylvania Department of Education
Fractional Parts Using an Area Model
Learners explore multiplying fractions and their relationship to parts of a whole. They draw and shade fractional parts to show parts of a whole and fractional parts of a fraction. Pupils also use an Internet site for interactive practice.
Curated OER
Fraction Introduction
Introduce fractions as a part/whole relationship. The slides in this resource show whole objects, half objects, and then relate the images to their numeric equivalent. This is a simple and basic introduction that uses a variety of...
Curated OER
Flash Fractions
The first few slides in this resource describe the parts of a fraction. Then, learners view various representations of a few given fractions. They complete an activity where they assess images to determine a specific part/whole...
Missouri Department of Elementary
Conflict Mediation – Part 1: Getting Ready
Two scholars walk into a room arguing, what is happening? Peers observe the two actors in preparation for a whole-class discussion about conflict. Learners establish a conflict, name the three approaches—passive, aggressive, and...
Curated OER
Real Life Math
Students have the opportunity to represent real-life situations mathematically in order to become familiar with part-to-whole relationships. In this real life math instructional activity, students study windowpanes and describe their...
Ohio Department of Education
Fraction Models - Grade Three
Explore fractions using different manipulatives and illustrations. Your class can create a variety of models of fractions and mixed numbers with drawings and manipulatives. They then work to compare fractions, mixed numbers, and whole...
Illustrative Mathematics
What is a Trapezoid? (Part 1)
Challenge your class to construct a definition for trapezoids. Looking at four examples and four non-examples, students individually create definitions and use them to classify an unknown shape. Allow for small group and whole-class...
EngageNY
Why Stay with Whole Numbers?
Domain can be a tricky topic, especially when you relate it to context, but here is a lesson that provides concrete examples of discrete situations and those that are continuous. It also addresses where the input values should begin and...
Virginia Department of Education
Field Goals, Balls, and Nets
Score a resource on ratios. Young mathematicians learn about different ways to express ratios. Using sports data, they write statements about the statistics in ratio form.
Curated OER
Fractions in Action
Investigate equivalent fractions with your class. They compare and order fractions. Then they work cooperatively in groups to experiment and problem solve with fractions using a game format. Multiple resources are provided.
Math Worksheets Land
Decimals to Fractions Lesson and Practice
Young mathematicians work through the concept of converting a shaded ten-frame into a mixed number and a decimal. Learners must first identify the number of wholes. Then, they find the fraction part. After writing the mixed number,...
Illustrative Mathematics
Ratio of Boys to Girls
How many boys are in the class? Here is an introductory exercise describing ratios. The commentary shows different ways learners can approach the problem, using a tape diagram of boys to girls and using a table. The activity includes...
Film English
Mixtape
A short film about music is the inspiration for a well-sequenced lesson that includes discussion, group work, and writing. After the whole class converses about music, small groups write narratives about a still from the film. Pupils...
Curated OER
Fractions: Thirds and Fifths
Show the class the differences between thirds and fifths. Each slide provides visual information describing what the part whole relationship is for fractions involving thirds and fifths. The last slide encouages learners to identify or...
EngageNY
Problem Solving When the Percent Changes
Use more than one whole to solve percent problems. The ninth installment in a 20-part series has pupils work percent problems in which they must determine two wholes. Individuals use double number lines to represent and solve the...
EngageNY
Associated Ratios and the Value of a Ratio
Do ratios have values? The seventh lesson in a series of 29 introduces the value of a ratio. Pupils create associated ratios to a given ratio. They also describe the fraction associated to the ratio as the value of the ratio.
Curated OER
Understanding Rational Numbers and Proportions
Students explore parts of a whole. In this fraction lesson, students determine what makes a fair share. Working with manipulatives, students solve mathematical problems containing fractions.
Curated OER
Part-Part-Whole
First graders work with partners, using cubes to make addition sentences. In this math lesson, 1st graders separate cubes into 2 parts and discuss the relationship to addition sentences. Students practice separating cubes. Students make...
Curated OER
Introduction to Equivalent Fractions
Explore equivalent fractions! Youngters measure the crown of their head with adding tape labeled with various fractions and fractional parts, and compare strips to notice numerical relationships. They fold adding tape in half and color...