EngageNY
The Decimal Expansion of Some Irrational Numbers
Develop a definition of irrational numbers through an exploration of square roots. The 11th lesson plan in this series of 25 asks scholars to estimate the value of a square root. Learners observe as the estimation extends further and...
Illustrative Mathematics
Equivalent Expressions?
Pre-algebra pupils need to understand that two expressions are only equal if they have the same value. Show them that once the expression is multiplied by a number, the value of the expression changes. It makes for a good lead-in to...
Curated OER
Circumference of a Pumpkin
Fourth graders watch a video and find the circumference of a pumpkin. In this circumference instructional activity, 4th graders watch a video to help them find the circumference of their pumpkins. Students define the word circumference...
Curated OER
Working with Cuisenaire Rods In Mathematics
Fourth graders learn the numerical value of each underlined letter of the standard Rod Code and develop systematic usage for building new units.
Curated OER
What are the Chances: A Game of Chance!
Sixth graders experiment with dice, playing cards, pennies and computer-generated simulations to calculate probability. They use compiled data to make predictions.
Curated OER
Comparing Ratios
In 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
Subtract Mixed Numbers
In this subtracting mixed numbers practice activity, students sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Calculator
Students explore the calculator utility function on a Macintosh computer. In this calculation lesson, students launch the calculator feature and complete a problem solving worksheet.
Curated OER
Solutions to Equations with Variables on Both Sides
Students solve equations with variables on both sides. In this algebra lesson, students solve equations using addition, subtraction, multiplication and division. They graph their solution on a coordinate plane.
Curated OER
Introducing the Concept: Rates
Sixth graders explore rates as a specific type of ratio, using visual examples of unit rates and unit prices to increase comprehension. They also practice solving problems that are modeled by the instructor. The well-scripted lesson is...
Curated OER
Ratio and Proportion: Basic Operations and Applications
Learners explore example problems dealing with ratios and proportions. Afterward, they read story problems and solve them using ratios and proportions. This four-page worksheet contains six multi-step problems.
Curated OER
Rearranging Formulas
How do you solve for a variable? This slideshow provides definitions, key concepts, and guided practice to teach learners how to solve literal equations for a specified variable.
Curated OER
Equivalent Decimals
Young scholars develop strategies to find equivalent decimals. In this equivalent decimals lesson, students participate in a variety of decimal games to find equivalent decimals.
Curated OER
Buying and Budgets
Fourth graders add and subtract decimals as they use a table to solve budget based problems.
Curated OER
Subtracting Mixed Numbers
In this math worksheet, students solve the problems using the operation of subtraction with mixed numbers. The answers are on page two.
Curated OER
Taste the Rainbow
Students practice estimating and graphing by utilizing Skittles. In this statistics lesson, students complete worksheets based on the likelihood of a certain color of skittle coming out of the bag. Students create a graph based on the...
Curated OER
Ratio and Proportion: Write and Interpret
In this ratio and proportion worksheet, students explore example problems. Afterwards, they read story problems and use ratios and proportions to find the solution. This three-page worksheet contains six multi-step problems,
Curated OER
Negative Exponents and Scientific Notation
In this exponent rules worksheet, students simplify 56 negative exponents and scientific notation problems. Students use exponent rules to simplify each problem.
Curated OER
Dividing Expressions
In this algebra worksheet, students divide expressions and utilize exponent rules. There are 7 questions with multiple parts.