In this rounding activity, students solve six problem sets concerned with rounding and estimating.  Students first estimate what the answer should be and then carry out the calculations using a calculator.  Solutions are provided.

For this skip count worksheet, students use a calculator to help them skip count starting with the given time and finishing 60 minutes later.

Seventh graders simulate probability experiments. Using a graphing calculator, 7th graders design, conduct, and draw conclusions from simulations or probability experiments. Students construct frequency tables and compare the...

In this graphing calculator activity, learners explore necessary steps to multiply and divide mixed numbers using a graphing calculator. In groups, students measure objects in their classroom and write equations using their collected...

Young scholars investigate the four basic operations of mathematics that are addition, subtraction, multiplication, and division. The use of a technology game is part of the lesson. They demonstrate the proper use of a calculator as part...

In this time intervals learning exercise, students look at and calculate time intervals. Students are given ten problems with two times. Students are to determine how much time has elapsed between the two times.

Sixth and seventh graders study the concept of finding the percent of a number. They calculate the percent of any given number. Pupils describe ways to use calculating percents in their daily life, and change percents into decimals,...

Young scholars discuss strategies for estimating information about various shapes. Once they draw and label four shapes with perimeters of 30 units, they calculate the areas of the figures. To complete the lesson, students offer written...

Start a class discussion around problem solving. This super short, simple presentation, tells children that their calculator is broken, then asks them to solve a single subtraction problem. They solve the problem and discuss the...

In this equilibrium worksheet, students calculate the equilibrium constants for given reactions. This worksheet has 5 problems to solve.

Here is a quiz which does not allow calculators. Kids solve a variety of problems that range from addition and subtraction of decimal numbers to probability and perimeter. There are 24 problems to solve. As stated on the resource, this...

In this temperature conversion worksheet, students use the formulas of converting Celsius to Fahrenheit and Fahrenheit to Celsius to calculate the temperature in given problems.

In this acids and bases worksheet, students calculate the concentration of OH- and the pH of solutions. This worksheet has 10 problems to solve.

For this percentages worksheet, learners use a calculator to find the original number in reverse percentages problems. Students complete 7 problems total.

How do you find the area of an irregular shape? Class members calculate the area of an irregular shape by finding the area of a random sampling of the shape. Individuals then utilize a confidence interval to improve accuracy and use a...

Learners take on the role of astronomers, calculating conditions necessary for a total solar eclipse. Concepts of similar triangles and properties of circles come together as pupils create ratios and use real measurements in determining...

Given four sets of data, zombie-loving mathematicians find the mode, range, mean, and median for each set. The sheet is more challenging if calculators are not used; but the data set with large numbers may require a calculator.

There's no risk of injury when working with virtual HCl! Challenge your young chemists with making calculations to create a 3M solution of HCl from the concentrated acid. They first calculate the correct ratios of HCl and water and then...

Correlate education with unemployment rates. Individuals compare state and regional unemployment rates with education levels by calculating the correlation coefficient and analyzing scatter plots. Pupils begin by looking at regional data...

Simulate an exciting graphing calculator-based lesson. Individuals watch and participate creating simulations using the random number generator in a graphing calculator to answer probability problems. Learners then build simulations to...

It is plane to see that simple machines help reduce the force needed to perform a task.  This resource introduces three of the simple machines--the inclined plane, the wedge, and the screw, and  the formulas in order to be able...

Slopes are not just for skiing. Instructors introduce class members to the concept of slope and teach them how to calculate the slope from a graph or from points. The lesson also includes the discussion of slopes of parallel and...

Determine whether the payoff is worth it. Pupils calculate the expected value of a game with three different payoff levels. Each level has a different probability of winning money. The scholars find the expected payoffs for each...

Does doubling mean everything doubles? Learners adjust the scale factor between two rectangles. Using the calculated measurements, pupils investigate the ratios between the lengths, perimeters, and areas of the rectangles.