Illustrative Mathematics
Make 9
Learning how numbers are put together as parts and wholes is a big step in building the foundational number sense of young mathematicians. Here, children are given a number less than 10 and are asked to find as many pairs of numbers as...
EngageNY
A Fraction as a Percent
It is all about being equivalent. Class members convert between fractions, decimals, and percents. By using visual models, scholars verify their conversions in the 25th portion of a 29-part series.
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
Division by Fractions (Part Two)
Investigate division through the use of array models. The lesson focuses on using area models to compare division as sharing with division as grouping. Students evaluate the usefulness and limitations of the two array models.
EngageNY
Margin of Error When Estimating a Population Proportion (part 1)
Use the power of mathematics to find the number of red chips in a bag — it's a little like magic! The activity asks learners to collect data to determine the percentage of red chips in a bag. They calculate the margin of error and...
Mathematics Assessment Project
Classifying Equations of Parallel and Perpendicular Lines
Parallel parking might be difficult, but finding parallel lines is fairly simple. In this lesson, learners first complete an assessment task involving parallel and perpendicular lines in the coordinate plane. Individuals then take part...
Curated OER
Fractions: Parts of a Set
Students identify, model, and label simple fractions. They describe and define them as equal parts of a whole, a region and a set. Students use words to describe fractions. They use manipulatives to explore the many different fractions.
Curated OER
Workplace Math Skills Assessment
In this math worksheet, students take an assessment of real life math problems relating to construction. The test involves whole numbers only using all operations.
Curated OER
Make a Ten
Youngsters mentally perform calculations involving addition and subtraction. They solve various addition and subtraction word problems using mental math and counters, write their own number stories, and solve various examples...
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...
Curated OER
Fractions: Jim and John
Elementary and secondary learners investigate various concepts related to the study of fractions. They use word problems during the introduction to parts of a fraction and proceed to some of the basic operations of using fractions. The...
Curated OER
Fractions- Fraction Strips
In this fraction worksheet, students read about fractions as parts of a whole fraction strip at the top of the page. They write the fractions for each shaded part and each unshaded part of 7 fraction pictures. They shade the indicated...
Curated OER
Dividing with Fractions
Use paper strips or models to relate division problems to division of fraction problems. Since the materials can be broken up, it helps them to show how they can complete repeated subtraction with fractions and not just whole numbers.
Curated OER
Number Line Mathematics
Students translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using whole...
Curated OER
ISTEP + Grade 6 Item Sampler
In this cross-curricular sampler of worksheets, students determine the meaning of specialized vocabulary and to understand the precise meaning of grade-level-appropriate words, describe and connect the essential ideas, arguments, and...
Curated OER
Rational and Irrational Numbers 1
You'll need scissors, glue sticks, and mini whiteboards for this activity on rational and irrational numbers. Learners work in groups to classify a variety of expressions as rational or irrational. They are also given a mock discussion...
Curated OER
Making Money and Spreading the Flu!
Paper folding, flu spreading in a school, bacteria growth, and continuously compounded interest all provide excellent models to study exponential functions. This is a comprehensive resource that looks at many different aspects of...
Curated OER
Interpreting Algebraic Expressions
Interpreting algebraic expressions is a fundamental skill in beginning algebra. This lesson approaches the task in numerous ways. First, learners assess their understanding with a short worksheet on converting between words and...
Mathematics Assessment Project
Representing 3-D Objects in 2-D
How does the shape of the surface of water in a container change as water leaks out? After tackling this question, learners take part in a similar activity with more complex figures.
Curated OER
Problem Solvers
Fifth and sixth graders compare decimals to the place-value structure in the base-ten number system. They represent fractions as parts of unit wholes, as parts of a set, as locations on a number line, and as divisions of whole numbers....
Illustrative Mathematics
Money in the Piggy Bank
It's time to crack open that piggy bank and see what's inside. First, count up the pennies, nickels, dimes, and quarters, identifying what fraction of them are dimes. Then calculate the total value of the coins, writing another fraction...
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
Addition and Subtraction of Fractions
Young scholars demonstrate how to solve addition and subtraction of fractions. In this fractions lesson, students use folded paper to shade in fractional parts and identify the sum of the parts shaded.
EngageNY
One-Step Problems in the Real World
Mirror, mirror on the wall, which is the fairest resource of them all? Individuals write and solve one-step equations for problems about angle measurement, including those involving mirrors. Both mathematical and real-world problems are...