National Security Agency
Go One-on-One with Decimals
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
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...
Curated OER
Numbers in Spanish
Spanish learners can start with uno, dos, y tres and move all the way up into the millions and trillions on their way to learning all the numbers. The webpage includes information on cardinal numbers, ordinal numbers, fractions, and...
CK-12 Foundation
Complement Rule for Probability: Changes in an Election
Pupils determine the probability of one mayoral candidate winning given the other's chance. The interactive provides a circle graph to help visualize each candidate's percentages of winning.
Curated OER
60-30-10
Students use ratios and proportions to represent quantitative relationships as they investigate the concept of how percentages are used by designers. Students decorate the same room using three different percentages of colors.
Curated OER
Plan or Move
Learners note the similarities between decimals, fractions and percentages. They practice converting numbers between these types. They participate in an activity as well.
Noetic Learning
Converting Fractions to Percents
In this fractions and percentages worksheet, students solve 6 problems in which a fraction is converted to a percentage. There are no examples.
Curated OER
Percent To Fractions
In this math worksheet, students convert the percents to fractional equivalents through the reading of the percentage as a decimal or division.
Curated OER
Egyptian Fractions
Sixth graders take a brief look at what is known about Egyptian Fractions. These are unit fractions - fractions whose numerator is one. We look at how fractions can be represented in terms of Egyptian Fractions. Finally we suggest a web...
Curated OER
Decimal Fractions of a Set
Sixth graders practice problem solving equations of fractions, ratios and proportions, addition and subtraction stage 6 as well as advanced additive. Emphasis is placed on decimal fractions and then they convert fractions to decimals.
Curated OER
Decimal Bingo
Practice converting decimals into fractions. They draw a 3x3 grid and write in any nine common fractions with denominator 10 or 100 and with numerators 9 or less. The group listens as the teacher call out decimal numbers within the given...
Curated OER
What's Left?
Students work together to choose a favorite food that can be divided. Using construction paper, they draw a picture of the food and take turns erasing it to determine how much of it is left. They must include all equations, fractions and...
Project Maths
Introduction to e
First there was pi and now there's e. A discovery-based lesson helps learners find a pattern in compound interest as the compounding period changes. Their investigation results in the discovery of the number e. The lesson is the first in...
Curated OER
Percentage Review
In this percentages activity, students convert fractions with numbers up to 10 into percentages. Students complete 13 percentage problems.
Curated OER
Getting The Point
Middle schoolers complete a unit of lessons on the relationships between decimals, whole numbers, and fractions. They use paper strips to solve fraction problems, view and solve examples, and use calculators to convert fractions into...
Curated OER
What's a Per-"cent"?
Students recognize the mathematical connections between fractions and percents. They develop and study graphs to make connections between their data and what it represents. They write about the connections they have discovered.
Curated OER
Birthday Cakes
Students use basic multiplication and division facts to find simple fractions of an amount. Independently they complete a worksheet of birthday cake problems, solving the fraction problems by drawing a picture to illustrate each cake...
Curated OER
Tony's Tiger BITES
Students work with the concept of equivalent fractions. For this equivalent fraction worksheet, students double a recipe, triple a recipe, and reduce a recipe for Tiger BITES by one-half and one-quarter. They apply multiplication and...
Curated OER
Problem Solving: Compare Data Sets
There are a variety of techniques students can use to compare fractions. In this worksheet on fractions, 5th graders are shown a way to create a visual comparison and asked to solve word problems. Students are encouraged to draw a...
Curated OER
Skittle Around with Fraction and Percentages
Fifth graders investigate the interchangeable relationship betweeen fractions and percents. They discuss the concepts using teacher provided questions. Then sutdents work in cooperative groups to maximize scaffolding.
Curated OER
Fractions, Decimals, Percents
In this fractions, decimals, and percents worksheet, students read about the process of converting fractions, decimals, and percents. Students then complete conversion charts independently.
Curated OER
Finding Total Given Part and Percentage
Students observe models of fractional parts. After writing the definitions of percent, part and whole, students use the calculators and computers to solve problems. Individually, they complete assigned problems where the convert the...
Curated OER
Beginning Fractions
In this beginning fractions instructional activity, students follow the directives of eight equations that ask the students to shade in a certain percentage of each shape. Students then write the fraction that represents each shaded...