Solve alcohol systems to find the right solution. The interactive allows pupils to manipulate the amount of a solution and displays the total amount in a mixture. Individuals determine the amount of each solution needed to make 15 liters...

Who wouldn't want to wear four pairs of sunglasses? Each pair of sunglasses reduces the percent of incoming light by one-half. An interactive tutorial helps young mathematicians build a graph that models this scenario. They...

Students comprehend how percent of change and multipliers are used to determine volume for removal and replacement of soils. They calculate soil volume percent changes using data tables. They apply formulas to solve a variety of...

This PowerPoint provides the steps needed to change a fraction into a percent. Each slide displays the steps in written details, along with an actual example of the problem. This PowerPoint is effective in introducing the steps of...

In this percent of change worksheet, students calculate the change in two whole numbers. They compute the percent of change and indicate if it is an increase or decrease.

The 20th segment in a series of 25 has learners work with percentage problems to generate equivalent expressions. Pupils find discounted prices using numerical and algebraic expressions. The task then requires individuals to find the...

It's all about lines when going around. Pupils graph the relationship between the length of a side of a square and its perimeter. Class members explain the origin in context of the side length and perimeter. They compare the graph to the...

For kids, taking a vacation is all fun and games, but after completing this pre-algebra project, they'll have a whole new appreciation for the planning that makes these trips possible. Given a budget of $5,000 to spend on purchasing the...

Given populations of the five Northwestern states, learners create a circle graph. Using the data and the pie chart, they make comparisons between the populations of the states. Finally, the pupils determine how the chart will change...

For this practice with sequences worksheet, students find the arithmetic sequence and geometric sequence of given problems.  They determine the percent of change and solve exponent problems.  This one-page worksheet contains 11...

In this change in percent worksheet, students find the percentage of increase and decrease of a number. There are four problems to solve.

In this algebra worksheet, students convert percents to fractions by dividing by 100% and then reducing the fractions as necessary. There are 10 questions.

In this percent activity, learners convert percents to fractions.  This one-page activity contains 10 problems.  Answers are provided.

In this online interactive learning exercise, 5th graders change decimals to percents. They read a short explanation of the process then convert 12 decimal expressions to percent format with immediate online feedback.

Seventh graders explore the skill of finding the increase and decrease of a quantity. Calculating the increase and decrease is covered by a percent. The proporition for finding a percent is also part of the lesson plan.

In this percent worksheet, learners complete problems such as changing percents to decimals, filling in percentage charts, and more. Students complete 8 problems.

The investigation of exponential equation in the context of increasing college tuition costs is explored through this lessib.  Students write exponential equations based on the percent of change of college tuition and use their...

This PowerPoint enables students solve problems that involve changing a percent into a fraction. These slides contain several word problems for students to answer and illustrations to match the problem. This is a great way to assess a...

Eleventh graders solve problems dealing with rate of change. For this algebra lesson, 11th graders graph their rate of change problems and analyze it comparing their data with each other. They solve problems dealing with percent and rate...

Learners explore the concept of percents. For this percents lesson, students discuss the prefix cent and words that contain that prefix. Learners make bead necklaces and determine the percentages of certain beads in relation to the...

In this converting fractions to percents worksheet, students complete ten problems where they must change a fraction into a percent. There is an answer sheet provided.

In this percent application activity, students solve word problems containing concepts such as percent, proportions, sale price, discounts, interest, commission, tax, and more. Students complete 11 problems.

Statistically, waste may become a problem in the future if people do not take action. Using their knowledge of statistics and data representation, pupils take a look at the idea of waste generation. The four-part unit has class members...

Calculate the areas of scale drawings until a more efficient method emerges. Pupils find the relationship between the scale factor of a scale drawing and the scale of the areas. They determine the scale of the areas is the square of the...