Mathed Up!
Solving Equations
Use the same procedures, just with rational numbers. The resource builds upon scholars' ability to solve linear equations that involve rational numbers. Pupils solve one-step, two-step and multi-step equations in the review for the...
Mathed Up!
Algebra: Indices
Indices and exponents mean the same. Pupils review exponential notation by watching the review video for the General Certificate of Secondary Education math assessment refresher. Scholars then use the activity to show what they know...
American Museum of Natural History
Welcome to the Dzanga-Sangha
One ecosystem is home to numerous habitats—how diverse are they? Pupils interact with an online lesson to explore three habitats in a rain forest ecosystem. They discover connections between species and how they depend on each other for...
Curated OER
Add Fractions With Like Denominators (A)
In this mathematics activity, students solve a number of problems by adding the numerators of each and keeping the same denominator. Then they write the answer as a mixed number.
Curated OER
Everyone's Playing Basketball
To foster number sense and build problem solving skills, pupils will work through a complex word problem. They will be asked to analyze the data given, solve the problem, then share their thinking process with the class. This activity...
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
Numerical Palindromes
Students are introduced to the way palindromes have the unusual quality of being the same when read from left to right as when they are read from right to left. They are challenged to generate numerical palindromes and find other ways...
Curated OER
Bears Wear Buttons
Students practice counting sets of objects and numerals. In this numerical identification lesson, students listen to the story, Bears Wears Buttons, and participate in a flash card activity where students must place buttons on a card...
Curated OER
Lucky Canceling
In this algebra worksheet, students reduce fractions using cancellation. They cannot use zero and cannot use numbers with the same numerator and denominator. There is one problem with an answer key.
Curated OER
Fractions IV - Equivalent Fractions Shirley Sides
An outstanding presentation on fractions and their equivalents awaits your mathematicians. They view many excellent examples of models of fractions that look different numerically, but are actually the same in value. Terrific practice...
Curated OER
Fractions IV - Equivalent Fractions by Monica Yuskaitis
Comparing equivalent fractions is one of the most difficult math concepts to teach to youngsters. How can numbers that look so different actually represent the same thing? This presentation takes a lot of the mystery out of equivalent...
Curated OER
Use iPads to Enhance Your Classroom
Cut through the numerous available iPad apps to find the ones that will help you to start using this terrific tool right away.
Curated OER
Analyzing Congruence Proofs
Looking at numerous examples of triangles, each with different properties, geometers develop their understanding of congruency. They use the notation of a counter-example to disprove certain conjectures and prove geometric theorems and...
Curated OER
A Sum of Functions
Collaborative learners will see the geometric addition of functions by graphing the sum of two graphed curves on the same coordinate plane. This task then naturally flows into giving learners the algebraic representation of the curves...
Curated OER
Symmetry of the Addition Table
Help your class discover the commutative property of addition with this exploration of the addition table. By folding and coloring the table, a symmetry is found that directs students to an understanding of this crucial mathematical...
Curated OER
Learning ASL: Lesson 9
Here is lesson 9 in an extensive series on teaching and learning ASL. Discuss code switching, numerical incorporation, and noun based vocabulary. Then, click on the blue links to view ASL in action. Each link takes you to a printable...
Penn Museum
Ancient History Math Mystery
Through several organized and attractive worksheets, your learners will make a deduction about tally marks and hieroglyphics to determine what they represent in the ancient numeral system. This is a well-designed, interdisciplinary...
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...
Scholastic
Study Jams! Compare Fractions & Mixed Numbers
Follow along with RJ from the Study Jams! crew as he walks step-by-step through the process for comparing fractions with unlike denominators. Starting with finding the least common denominator, the presentation goes on to demonstrate how...
Math Antics
Fractions Are Parts
Cut it up into parts and make fractions. The short video provides a definition of fractions as being a representation of parts of a whole. Using drawings, the presentation shows how to determine the bottom and top numbers for a fraction...
Curated OER
Adding and Subtracting Fractions
In this adding and subtracting fractions worksheet, students are guided through the process of adding and subtracting fractions and finding the least common denominator for fractions with different denominators. They practice adding and...
Curated OER
Simplifying Rational Expressions
In this rational expression worksheet, students simplify rational expressions. Explanations and examples are provided. This two-page worksheet contains 20 problems, with answers listed at the end of the document.
Curated OER
Equivalent Fractions
Young scholars complete a worksheet. In this fractions lesson, students review their knowledge of fractions, define equivalent fractions, see examples of equivalent fractions and practice making equivalent fractions.
Curated OER
Simplifying Rational Expressions
In this rational expressions worksheet, 9th graders identify and solve 20 different problems that include simplifying various types of rational expressions. First, they define and describe a rational expression and how to find its...