Illustrative Mathematics
Buying Bananas, Assessment Version
Practice with unit rates, proportions, and ratios when Carlos purchases an amount of bananas. Learners must interpret a graph to decide whether points on the same line represent similar proportional relationships. Use with lesson plans...
Bowland
Outbreak: Infection Detection
Explore the mathematics of infection outbreaks with activities that ask learners to use coordinate grids to locate infected patients. They calculate amounts of ingredients for antidotes and determine which groups of people should be...
Curated OER
Understanding Equivalent Fractions
In this understanding equivalent fractions worksheet, 5th graders use a computer program for instruction, then answer 15 questions about equivalent fractions.
Curated OER
Chapter 2 Review: Prime Factorization
In this prime factorization instructional activity, learners find the prime factorization of numbers by using a factor tree. They compare fractions and identify equivalent fractions, and find the greatest common factor, order numbers,...
Curated OER
Place Value Practice (Tenths and Hundredths)
Math scholars recognize place value and practice writing numbers in different forms, such as expanded notation, decimals, and improper fractions. They complete exercises that include creating models for fractions and decimals and...
Curated OER
Fractions and Ribbons
Sixth graders explore using inverse operations to solve decimal and fraction problems. In this decimal and fraction lesson, 6th graders prepare ribbon for a part and need to cut it in equal lengths. Students analyze the problem.
Curated OER
Ordering Fractions Using Online Manipulatives
For this ordering fractions worksheet, 6th graders use an online manipulative to aid them in ordering fractions. They complete 5 problems using the bounded fraction pointer online.
Curated OER
Fractions Continued
Students investigate the concept of using fractions to solve problems involving rational numbers. They order real numbers on the number line with the classification of fractions. Also students solve problems using the four operations...
Fuel the Brain
Combine Fractions to Describe Parts of a Whole
If learners don't finish their whole lunch one day, a fraction of it will remain. On a second day, if they don't finish their lunch, another fraction will remain. What is the sum of those fractions?
Curated OER
About Faces and Fractions
Third graders review concepts of fractions, and one-half. They discuss self portraits and the relationships of eyes, nose and mouth to the whole face. Students create base-line self-portraits. On the second day, 3rd graders observe and...
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,...
Willow Tree
Rational vs. Irrational Numbers
Build an understanding of rational numbers and their counterpart irrational numbers. Lead learners through an explanation of rational numbers and the ways they can be expressed. Then introduce them to irrational numbers and make...
Fraction Bars
Quotients of Whole Numbers that Equal Fractions
A complete lesson on dividing whole numbers by other whole numbers and getting a fraction result. Groups of learners use fractions bars, and strips of paper that are cut to specific lengths. The hands-on activities in the lesson are...
Resources for Educators
Math & Science Connection
Whether you're using a collection of Dr. Seuss books to teach basic math skills like counting, adding, and subtracting, or exploring the different states of matter by melting a crayon with a hairdryer, a series...
Curated OER
Things in a Line
Little learners recognize symbols, objects and how to depict numbers. In this matching lesson, they can match the number names with a set of items, model ordinal numbers, and complete a cute, cartoon-character worksheet.
Curated OER
Interactive Fractions
Students determine the common denominator of two unlike fractions. They practice adding fractions and finding equivalent fractions of numbers. They compare and contrast different types of equations involving fractions and construct...
Curated OER
Fractions, Decimals and Percents
Pupils investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.
Illustrative Mathematics
Cynthia's Perfect Punch
Using a real-world example, this problem illustrates the thought process that learners need to engage in to understand adding mixed numbers with common denominators. First by looking at estimation, and then by drawing models that...
Curated OER
Fractions And Integers Review
Investigate the concepts of fractions and integers in order to review for a future assessment. The teacher reviews the major concepts with the class and provides help throughout the instructional activity as needed. Math young scholars...
Curated OER
Attributes & Nets of a Cube
Third graders engage in a lesson that focuses on the attributes and forming of a cube. They construct a cube using different combinations while comparing a square with only two-dimensions. Students fold paper while following the...
Curated OER
Beginning Fractions
In this fractions worksheet, 3rd graders answer a set of 10 multiple choice questions, determining fractions of "whole lines." Worksheet may be completed on-line and answers submitted.
Curated OER
Comparing and Ordering Fractions
Students practice ordering fractions. In this fractions lesson, students determine how to tell when a fraction is close to 1, 1/2 and other various fractions. Students use benchmarks to order fractions.
Curated OER
Smaller Than One
Sixth graders practice converting a fraction into a decimal and a percent. They explain relationships among rational numbers. They order and compare whole numbers, fractions (including mixed numbers), and decimals using a variety of...
Curated OER
Fractions: Multiplying by Whole Numbers
In this fraction activity, students practice multiplying fractions by whole numbers in 30 problems. They can click a box to show the answers if they complete the activity online.