Illustrative Mathematics
Making Cookies
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...
Illustrative Mathematics
Half of a Recipe
Kids love to cook! What is a better place to learn mixed numbers than with a recipe? It is up to learners to decide how they want to divide this recipe in half. They may choose to model the mixed number and then divide the model by two....
Curated OER
Multiplying Decimals and Mixed Numbers
Students multiply decimals and/or mixed numbers. They explore the effects of multiplying decimals and mixed numbers. They practice estimating answers when a number is multiplied by a decimal or mixed number.
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Multiplying Fractions and Mixed Numbers
Young scholars solve fractions using multiplication. In this algebra lesson plan, students solve fractions by multiplying top with top and bottom with bottom. They practice multiplying fractions with improper fractions or mixed...
Curated OER
Dividing Fractions and Mixed Numbers
Learners solve fractions using division. In this algebra lesson, students solve fractions by flipping and multiplying by the reciprocal. They practice dividing fractions with improper fractions or mixed numbers.
Illustrative Mathematics
Who is the Tallest?
A simple question, with a not-so-simple answer. Working with whole and mixed number measurements in inches, feet, and yards presents a problem with many possible solutions. A great activity that challenges the minds of young...
Curated OER
Multiplying Fractions
Students solve fractions using multiplication. In this algebra lesson, students solve fractions by multiplying top with top and bottom with bottom. They practice multiplying fractions with improper fractions or mixed...
Curated OER
Fraction Action
Students solve problems with fractions. In this algebra lesson, students review the names of fraction and equivalent fractions. They review multiplication and how to find the inverse of a division problem.
Curated OER
Numbers, Numbers Everywhere!
Explore properties of integers! In this algebra lesson, pupils add, subtract, divide and multiply using integers correctly. They differentiate between rational and irrational numbers.
Curated OER
Comparing a Number and a Product
Mental math strategies are important for fifth graders to be able to determine the greater sum without actually solving the equations. As a summative assessment, this eight-problem worksheet can give insight into the understanding of the...
Curated OER
Dividing Fractions
Students solve fractions using division. In this algebra lesson plan, students solve fractions by flipping and multiplying by the reciprocal. They practice dividing fractions with improper fractions or mixed numbers.
Curated OER
Problem Solving With Fractions
Sixth graders solve and analyze fractions. In this algebra lesson, 6th graders solve fractions using addition, subtraction, multiplication and division. They work in groups and do peer-review.
Curated OER
Projectile Motion
High schoolers observe projectile motion and calculate the speed of a baseball based on the time and distance traveled. They record the time, measure the distance, and draw the path of the ball's travel on a data table.
Curated OER
Recycling
Students relate recycling to waste reduction. In this science lesson, students talk about the environment and how recycling certain natural resources actually saves on energy. They also discuss what type of recycling causes...
Curated OER
Literal Equations
Students explore Literal Equations. In this literal equations instructional activity, students use the Internet to connect to links and solve linear equations. Students investigate, analyze and record their findings on various activity...