Illustrative Mathematics
Margie Buys Apples
One of the most common, everyday applications of math is dealing with money. This single problem calculating how much change Margie receives is more involved than it appears at first glance. An understanding of how fractions and decimals...
K20 LEARN
Baking Cupcakes!: Fractions
Following an engaging video, mathematicians solve a word problem about baking cupcakes using fractions. Scholars practice different problem-solving strategies, then find different ingredient amounts for their recipes. Pupils solve a...
Curated OER
Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
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.
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
Comparing and Ordering Fractions, Mixed Numbers, and Decimals
Create your own fraction kits by folding and labeling paper using fraction vocabulary. Learners then work in groups to use these in comparing and sequencing both whole numbers and fractions. They also create unit cubes and develop an...
Curated OER
Fractions and Decimals
Voila! Young mathematicians become magicians as they turn fractions into decimals and decimals into fractions. They reference examples before completing 37 transformations on their own. The first 16 are fractions with a denominator of...
Curated OER
Recognizing Equivalent Fractions
If you're working on a fraction unit, this resource could be a great way to assess student learning or to extend your lesson on equivalent fractions. Once they have filled in the missing number in each pair of fractions, youngsters work...
Curated OER
Sharing Brownies: Fractions That Represent a Fair Share
Elementary graders discover the concept of fractional pieces of a whole. They investigate the meanings of fractions in everyday life and why they are used. Pupils divide brownies amongst each other to demonstrate the use of fractions...
Scholastic
Study Jams! Probability as a Fraction
Pick a card, any card... and then follow along with this step-by-step presentation as Sam from the Study Jams! crew determines what chance he has of drawing a jack from a deck of cards. This context serves to clearly model how fractions...
EngageNY
Fraction Equivalence, Ordering, and Operations
Need a unit to teach fractions to fourth graders? Look no further than this well-developed and thorough set of lessons that takes teachers through all steps of planning, implementing, and assessing their lessons. Divided into eight...
Curated OER
Relating Fractions to Decimals
How well can your fourth graders convert fractions to decimals - or decimals to fractions? Drill your young mathematicians on this skill, as well as understanding place value and mixed numbers. A great quiz after your fractions unit, or...
New York City Department of Education
Rational Numbers
Order up a unit on rational numbers. A unit overview gives a basic outline of instruction and activities on rational numbers for the 7.NS domain. A performance task on profits at pizzerias assesses understanding of the concepts in the...
West Contra Costa Unified School District
Modeling Division of Fractions
Introduce young mathematicians to the process of dividing fractions with a hands-on math instructional activity. Using the help of fraction strips and other visual models, children work through a series of example problems as they deepen...
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,...
Liberty Union-Thurston
Equivalent Fractions
The next lesson in a math series builds off the previous one in which learners estimated fraction amounts using fraction bars. Here, pupils view equivalent fractions with unlike denominators using fraction bars. Lastly, they complete a...
Education Development Center
Adding Fractions with Unlike Denominators
If the fractions don't have a common denominator, make them have one. Learners first read and analyze a conversation of pupils trying to add 2/5 and 1/2. They compare the process of adding fractions to the process of adding quantities...
Math Centre UK
Fractions—Basic Ideas
What are fractions? Find out using a reference page and video that goes in depth on how to make fractions equivalent, write fractions in simplest form, convert improper fractions into mixed numbers, and vice versa. Following the detailed...
Rational Number Project
Initial Fraction Ideas Lesson 18: Overview
Develop young mathematicians' ability to compare fractions with investigation into the number 1/2. After brainstorming a list of fractions equivalent to 1/2, children identify a pattern in the numerators and denominators that allows them...
West Contra Costa Unified School District
Simplifying Fractions
Encourage family participation at home with a reference tool designed to support learners' practice of simplifying fractions. Two pages offer detailed descriptions and labeled examples.
Mathematics Assessment Project
Translating Between Repeating Decimals and Fractions
Model for your young mathematicians the process for converting repeating decimals to fractions. To demonstrate their understanding of the process, class members then complete and assessment task and participate in an activity matching...
NYSU
Understand a Fraction as a Number on a Number Line
Piece by piece young scholars build a basic understanding of fractions in a Common Core-designed elementary math lesson. Through a series of hands-on activities and journaling exercises, and with the help of multiple online resources,...
West Contra Costa Unified School District
Dividing Fractions
Encourage at-home assistance with a reference sheet designed to provide parents and guardians with the information they need to help their child divide fractions. Three pages offer detailed descriptions and labeled examples.
Curated OER
Halves, Thirds, and Sixths
An excellent activity that effectively pulls together the concepts of area, fractions, and equivalent fractions! Using 3x2 rectangular arrays, 3rd graders are introduced to the concept of area in terms of square units. Building on this...