Learn ways to simplify algebraic fractions with a video that reviews how to simplify rational expressions by canceling common factors and how to add and subtract simple rational expressions. A worksheet tests pupils' understanding...

In this math lesson, students calculate the cost of bridge construction and time of completion. They solve and write short answers to 5 questions using mathematical operations.

Students investigate the concept of integers and how they should occur in the realm of irrational numbers. The lesson includes the use of positive and negative integers. The lesson is a good foundation in order to move into calculating...

Students engage in the use of technology to investigate the mathematical concepts of probability and graphing. They use the skills of predicting an outcome to come up with reasonable possibilities. Students also practice using a...

For this black hole worksheet, learners use a given equation that relates the rate of matter falling into a black hole to the power emitted by the black hole to determine accreted mass.

In this exploring cities from space instructional activity, students use a satellite image from the QuickBird Satellite to determine the image scale. They use the image scale to calculate the length of the Bellagio Hotel in Las Vegas,...

In this power-law functions worksheet, students solve 3 problems using data from the Wide-field Infrared Survey Experiment in the constellation Carina. Students use a photograph to determine the number of stars as bright as the brightest...

Second graders use a number line to understand multiples.  For this number line lesson, 2nd graders use a floor size number line and calculate problems with multiples. Students complete a worksheet with multiples.

Second graders investigate polygons. In this geometry instructional activity, 2nd graders practice identifying characteristics of polygons on the overhead using a T-45 calculator display. Students play the game "Guess My Rule" to...

Students explore how to use and interpret graphs. The graphs are pulled from a variety of sources, and the activities ask students to interpret graphs. They start this lesson with knowledge of what a graph is. Students also know how to...

Statisticians analyze a data set of student IQs by finding measures of central tendency and dispersion such as mean, median, mode, and quartiles. They practice using a graphing calculator to find the values and analyze box plots and...

Don't allow your pupils to become outliers! As learners examine normal distributions by calculating z-scores, they compare outcomes by analyzing the z-scores for each. 

Class members use the powers of multiplication in the 19th installment of the 32-part unit has individuals to utilize what they know about the multiplication of complex numbers to calculate the integral powers of a complex...

Just how far off is the least squares line? Using a graphing calculator, individuals or pairs create residual plots in order to determine how well a best fit line models data. Three examples walk through the calculator procedure of...

Young scholars explore the maximum and minimum values of parabola. In this exponential equations lesson, students use graphing calculators or TI Interactive Software to calculate values of parabola and graph x-intercepts of parabola.

A great way to incorporate math into life science, this lesson has learners measure migratory routes on a map and calculate the actual distance that shorebirds on the routes would cover. Learners compute the distance covered in both...

Save yourself a few minutes of planning with this elementary math lesson on elapsed time. Through a series of collaborative and independent learning activities, children explore different real-world situations as they learn how to...

Give the ultimate gift this holiday season: Christmas-themed math skills! Young gift givers calculate the amount of wrapping paper that should be used for a particular wrapping method.

Santa sure is fast. In the assessment task, learners calculate the number of minutes Santa can spend at each house. This calculation requires the use of given population demographics data.

Young mathematicians study probability. In this math lesson, learners calculate odds, and convert those into percentages of probability. Fractions are also used, making this lesson quite rich in some of the more difficult conversions...

Eighth graders work in pairs with a TI-73 graphing calculator to complete a multiple-choice review using the Classroom Performance System. Each team uses a remote unit to "click in" the answers. When all teams have completed the review,...

Everyone loves a vacation and a set of three activities has groups planning a tour of the U.K. using given distance, time, and price data. They solve a variety of problems related to the trip and produce a report on the success of...

Make learning visible! Have your mathematicians follow along as you use paper strips to demonstrate the concept of multiplying unit fractions. Then, offer a different way of solving the problem using a number line. Finally, introduce the...

How much is your toaster costing you every day? Young environmentalists calculate the monetary costs of household appliances based on their average consumption of wattage.