Curated OER
Snake in the Grass: Capture/Recapture Activity
Learners estimate the total number of species in Ecuador using the capture/recapture method. They collect data about each species and act as members of a science expedition to determine the total number of species by using mathematical...
Math Worksheets Land
Percent Error and Percent Increase - Independent Practice Worksheet
Give your learners a small taste of the business world by calculating percent error and percent increase. The resource provides several practice problems to give your mathematicians practice setting up the ratio to convert to percents....
Curated OER
Count The Letters
Students perform activities involving ratios, proportions and percents. Given a newspaper article, groups of students count the number of letters in a given area. They use calculators and data collected to construct a pie chart and bar...
Curated OER
Relate Fractions, Decimals, and Percents practice 19.2
For this relating fractions, decimals, and percents worksheet, students recognize the relationships, complete a table with missing fraction, decimal, and/or percent, write fractions in simplest forms, and solve algebraic equations and...
University of Georgia
Stoichiometry of S'mores
How fun would it be to teach the concept of stoichiometry while allowing your chemistry class to assemble a classic campfire treat? This fun and engaging activity allows pupils to explore the principles of the chemical theory while...
CK-12 Foundation
Prices Involving Sales Tax: Proper Tipping
A five-question interactive challenges mathematicians to find a correct tip and total amount using percents five, 12, and 18. A tool with moveable pieces assists participants in locating answers. Types of questions include...
Math Mammoth
Problems with Ratios
In this math worksheet, students compare four sets of ratios. They solve four proportions. Students use proportions and ratios to solve four word problems.
Curated OER
Ratios
In this ratios worksheet, 6th graders solve and complete 3 different types of problems. First, they divide each amount shown in the ratio of 2 to 3. Then, students explain why the amounts worked out to be whole numbers.
Curated OER
Calculating Total From Percents
Using this short review of finding a percentage of a number, learners can practice important skills. There are twelve questions on this worksheet.
EngageNY
Percent and Rates per 100
What percentage of your class understands percents? Pupils learn the meaning of percents based upon rates per 100 in the 24th instructional activity in a series of 29. They represent percents as fractions, decimals, ratios, and models....
Curated OER
Triangle Series
Your algebra learners emphasize the"geometric" in geometric series as they use a common ratio between algebraic terms and find that it corresponds to a repeated similarity transformation.
Illustrative Mathematics
Buying Gas
A quick problem to test your middle schoolers' knowledge of dividing with decimals. Also a good practice of unit rates, they must compute the cost of one gallon of gas when given the total amount for a fill up. Can be used as a preface...
Curated OER
Area, Perimeter and Rations Using Pentominoes
Learners of all ages investigate area and perimeter through pentominoes. In this geometry lesson, students calculate the are and perimeter of different geometric shapes and describe the properties of similar and congruent shapes. This...
Curated OER
M&M Caper
Students participate in a game with M&M's to be introduced to percents and ratios. Individually, they estimate and record the number of candies they believe the bag holds and the amount of each colored candy. They open the bag and...
Curated OER
The Snack Bar
Sixth graders complete a purchase order. In this ratios and patterns instructional activity, 6th graders work in groups to complete a purchase order for a grand opening of the school snack bar. Students use rations to figure out the need...
Curated OER
Single and Compound Events
In this single and compound events worksheet, 8th graders solve 10 different problems related to various single and compound events. First, they determine the probability of getting ace and a king card without replacement. then, students...
Curated OER
Ratios (Cost of a Habit)
Middle schoolers consider an individual habit and its cost. They study ratios and proportions, and use that knowledge to calculate the cost of a habit over extended periods of time. write a detailed comparison of the costs.
Curated OER
Problem Solving Using Percentages
Students explore the concept of percentages. In this percentages lesson, students find the percentages of various colored m&m's in their bags. Students find the cost of items before and after a discount. Students use proportions to...
Curated OER
Proportion Problems
In this proportions worksheet, students complete proportion word problems including one and two digit numbers. Students complete 6 numbers.
Curated OER
Problem Solving with Multiplication and Division
In this multiplication and division worksheet, students answer multiplication and division problems where they use charts and solve word problems. Students complete 10 problems total.
Curated OER
Problem Solving with Multiplication and Division II: Post Test
In this multiplication and division worksheet, students answer multiple choice questions where they problem solve multiplication and division problems in word problems. Students answer 10 questions total.
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
Mathematics Assessment Project
Middle School Mathematics Test 4
Raise expectations in your classroom and assess learners through the provided performance tasks. Class members must apply concepts learned throughout the year, providing a good measurement of how well they understand the material. The...
Inside Mathematics
Marble Game
Pupils determine the theoretical probability of winning a game of marbles. Individuals compare the theoretical probability to experimental probability for the same game. They continue on to compare two different probability games.