Curated OER
Percentages: Fractions and Decimals
Second graders convert fractions to percentages. In this interactive whiteboard percentages lesson, 2nd graders problem solve using percentages, fractions, and decimals.
Curated OER
Dividing Fractions and Mixed Numbers
Learners discover how to divide using mixed numbers. In this division lesson, students demonstrate their knowledge of dividing fractions. Finally, they explore division using mixed numbers.
Curated OER
Matrix Inverses
Students solve problems with matrices. In this algebra lesson, students find the inverse of a matrix. They calculate the determinant and solve for the identity.
Curated OER
Matrix Transformations
Students perform reflections of polygons. In this algebra activity, students use matrices to calculate the reflection across the x and y axis. They also calculate rotation representing 90 and 180 degrees around the origin of the...
Curated OER
Solving Systems using Elimination
Using elimination to find the point of intersection of two lines, students learn to solve systems of equation. They graph their solutions and use the TI to verify the solution.
Curated OER
Counting on Coins
Learners count coins. In this currency and mathematics lesson, students use skip counting to figure the value of a group of coins. Learners use plastic replica coins and real coins.
Curated OER
Fractions in Everyday Life
Students apply understanding of fractions by converting a recipe to feed the class and the whole grade level. They calculate how many cookies the class would eat and multiply each fraction in the recipe accordingly.
Curated OER
Exponents
For this exponents worksheet, 8th graders solve 16 various types of problems from writing patterns in exponential form to word problems that determine how much greater mass is and how much money was received. They simplify and rewrite...
Curated OER
Multiply 3-Digit Numbers
In this multiplication worksheet, students complete a set of 14 problems, multiplying one 3-digit number by another. A reference web site is given for additional activities.
Curated OER
Easy Estimation
Students use estimation as a math strategy. Students estimate the number of small snacks that are presented to them. Students count the snack items after they have estimated how many there are, before the class snack on a daily basis.
Curated OER
Pascal's Triangle
Students explore the concept of Pascal's Triangle. In this Pascal's Triangle lesson, students use an applet called 'Coloring Multiples' to explore Pascal's Triangle. Students develop patterns starting with various numbers in Pascal's...
Curated OER
Shots, Standings, and Shopping
Rates and ratios can easily be applied to real-world situations. Learners explore a series of websites in order to procure comparable data. They define ratios and rates, view videos, and use the internet to explore how ratios and rates...
Curated OER
Exponents
Students recognize the proper use of exponents in mathematical expressions. They calculate expressions with the intention of comprehension of the principle of repeated factors can be expressed as powers.
Curated OER
Prime And Composite Numbers - Fuzoku Elementary
Fourth graders investigate the concept of prime and composite numbers. Students study the visual representation for the numbers and use the pictures in order to develop designs for larger numbers. The goal of the lesson is for them to...
Shodor Education Foundation
Replacement and Probability
Middle and high schoolers explore the concept of probability. In this probability lesson, learners conduct an experiment with a bag of marbles. Pupils draw marbles from a bag and determine the probability of drawing a particular color...
Curated OER
Number Line Locomotion
Here is a great lesson that incorporates movement into academic learning. Students improve addition subtraction skills by using number lines and locomotor movement.
Curated OER
Integers in the Weather
Middle schoolers engage in a clever lesson that combines meteorology with mathematical thinking. They use integers in relation to high and low temperatures that they record. They use a spreadsheet of weather data, a computer, and gain...
Curated OER
Inductive and Deductive Reasoning
High schoolers use logical arguments and inductive reasoning to make or disprove conjectures. After observing a teacher led demonstration, students discover that the deductive process narrows facts to a few possible conclusions. In...
Curated OER
Fraction Animals
Second, third, and fourth graders explore fraction strategies and division by splitting sets of farm animals into equal numbers. Independently, they read word problems, solve them, and check their answers.
Curated OER
Introduction to the Concept of Probability
Middle and high schoolers have a clarified definition of probability, they explore about outcomes in probability and how to calculate experimental probability. They use computers to learn about probability.
Curated OER
Minnesota-China Connections:What Time Is It?
Students calculate the time difference between Beijing, China and their local community. They discuss how time difference affects intercultural communication.
Curated OER
Factors
Practice factoring numbers by using graph paper, manipulatives and computer applets.
Curated OER
Integer War
Sometimes all it takes for a good review is a game of cards. Review the processes needed to add, subtract, divide, and multiply integers. In groups, learners play the card game war with a twist. They can use the numbers as either...