Curated OER
The Right Ratio of Rest: Proportional Reasoning
Students see how NASA scientists are studying the circadian timing system to improve astronaut's physical and mental tasks while working in space. They demonstrate how fractions, decimals, and percents are related.
Curated OER
Place Value Practice (Tenths and Hundredths)
Math scholars recognize place value and practice writing numbers in different forms, such as expanded notation, decimals, and improper fractions. They complete exercises that include creating models for fractions and decimals and...
Curated OER
"NSN, Fractions, Percents, Ratios, Rates" Investigations
Sixth graders engage in an investigation about the concepts related to fractions. They read, represent, compare, and order proper and improper fractions, and mixed numbers. They demonstrate an understanding of relationships involving...
Curated OER
Scale Drawing Lesson Plan
Students calculate actual building measurements from a village map using concepts of ratios and scale in this ten lesson mini-unit. They practice measuring angles, multiplying decimals, estimating height and length, and converting metric...
Curated OER
Froot Loops to the Max - 1
Middle schoolers complete and solve five questions related to a box of Froot Loops cereal. First, they determine how many of each color of Froot Loops and which color has the greatest and least frequency. Then, pupils write the fraction...
Curated OER
Froot Loops to the Max - 2
In this Froot Loops to the max worksheet, learners complete and solve 5 problems related to a box of Froot Loops cereal. First, they determine how many of each color is represented in the box of Froot Loops. Then, students determine...
National Security Agency
It's Probably Probable
Learners make predictions and draw conclusions from given information as they learn the meaning of probability in this vocabulary-rich, integrated activity that presents a variety of teaching strategies to motivate and reach all learning...
Curated OER
Ratio
Students calculate the ratio and apply it to construction. In this geometry lesson, students convert between different units and use decimals and fractions interchangeable. They find the fraction of a given amount using the calculator.
Curated OER
Getting The Point
Students complete a unit of lessons on the relationships between decimals, whole numbers, and fractions. They use paper strips to solve fraction problems, view and solve examples, and use calculators to convert fractions into decimal...
Curated OER
Comparing Ratios
For this comparing ratios worksheet, students solve and complete 3 different problems using the screens shown. First, they write a ratio that compares the shaded part to unshaded part illustrated. Then, students use the same grid to...
Curated OER
Converting Decimals and Fractions
In this decimals and fractions worksheet, students complete a chart by filling in missing decimals, ratios, fractions or percents in each row. An answer key is included.
Curated OER
Quilting with Middle School Students: Using Proportionality to Develop Quilt Designs
Students use quilt patterns to illustrate ratios. For this fractions lesson, students color quilt patterns using given fractions and ratios of colors. A finished "quilt" is assembled from the work of the students. This is an...
Curated OER
Percent Notation
In this algebra worksheet, students divide circles into equal portions as they explore percents and decimals. They convert between decimals and fractions using ratio and proportion. There are 8 questions.
Curated OER
What Are the Odds?
Middle schoolers identify and interpret various ways of expressing probability as a decimal, fraction, percent, or ratio. They solve problems based on probability as they apply to real world applications.
Noyce Foundation
Sewing
Sew up your unit on operations with decimals using this assessment task. Young mathematicians use given rules to determine the amount of fabric they need to sew a pair of pants. They must also fill in a partially complete bill for...
Willow Tree
Simple Probability
The probability of learning from this lesson is high! Learners calculate probabilities as numbers and as decimals. They see how to use a complement to find a probability and even try a simple geometric probability problem.
Noyce Foundation
Cereal
Find the best protein-packed cereal. The short assessment task covers equivalent and comparing ratios within a context. Pupils determine the cereal with the highest ratio of protein. A rubric helps teachers with point allotments for...
Curated OER
Candy Machine
Using the concept of a candy vending machine, young mathematicians explore the sugar ratios found in different types of candy. Using the provided information, class members calculate and compare different ratios in order to find the...
Curated OER
Fantasy Baseball
Check out this thematic unit, based on the game of baseball. Learners investigate numbers and number relations as they become familiar with some of the basic terminology associated with the game. They focus their attention on actual...
Curated OER
Ratio Basketball
Students, in teams of four, practice shooting free throws while mentally converting the ratio of shots made to those thrown into a percent. They chart and record the ratio, decimal and actual percentage earned after each round.
Curated OER
Froot Loops to the Max - 3
Learners complete and solve five questions/problems related to a box of Froot Loops cereal. First, they determine how many of each color of Froot Loops are in the box. Then, pupils determine which color had the greatest frequency and...
Curated OER
Froot Loops to the Max - 4
For this Froot Loops to the Max worksheet, 5th graders solve and complete 4 different problem related to counting a box of Froot Loops cereal. First, they determine how many of each color listed there is in the box. Then, students...
Curated OER
Ratio and Proportions
Students explore the means and extremes of a proportion, the how to make a scale drawing.
Curated OER
Population Ratios
Students access web site and record various population statistics pertaining to a county in the USA of their choice. They use this data to set up and solve ratios. They compare data to make meaning of the numbers.