Illustrative Mathematics
Two Interpretations of Division
Division can be seen in two ways; as splitting a whole into a certain number of pieces, or splitting it into pieces of a certain size. Help your class reach this understanding with these two simple word problems. Encourage the use of...
EngageNY
Putting the Law of Cosines and the Law of Sines to Use
Use the Law of Cosines and the Law of Sines to solve problems using the sums of vectors. Pupils work on several different types of real-world problems that can be modeled using triangles with three known measurements. In the process,...
Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
EngageNY
Using Trigonometry to Determine Area
What do you do when you don't think you have enough information? You look for another way to do the problem! Pupils combine what they know about finding the area of a triangle and trigonometry to determine triangle area when they don't...
Curated OER
Pythagorean Theorem and Problem Solving
Students use the Pythagorean Theorem to solve problems. In this geometry lesson, students identify the properties of a right triangle. They find the missing side and angles of a right triangle.
Curated OER
Problem Solving and the Sports Page
Fourth graders create and solve sports-related word problems.
Curated OER
Multiplication Math Problems
In this multiplication worksheet, young scholars problem solve 56 multiplication math problems involving multiples of 3, 4, 5, 6, 7 and 9.
Curated OER
Multiplication Math Multiples
In this multiplication worksheet, students problem solve 60 multiplication math problems dealing with the multiples of 2, 3, 4, 5, and 6.
Curated OER
Story Problems
Youngsters learn how to solve story problems. They listen to story problems, learn how to identify important information in a problem, and observe how to solve a story problem. Pupils practice solving an addition story problem with a...
Curated OER
Solving Various Algebraic Equations for Real and Imaginary Roots
For this solving equations worksheet, students solve forty-four algebraic equations for real and imaginary solutions. Types of equations include higher degress polynomials, rational equationals, radical equations, and square roots inside...
Curated OER
The National Math Trail
Students explore the many applications of mathematics in their environment . They formulate and solve mathematics problems. Students describe geometric elements, shapes and relationships. Students use technology such as digital cameras...
Curated OER
The Class Trip
Mrs. Moore's class is trying to earn money for a trip to the science museum, but how much more do they need? Solve this problem with your own class as they develop their ability to model real-life situations algebraically. As an added...
Curated OER
Solving Algebraic Equations: Algebra/Geometry Institute
Students solve problems using PEMDAS. In this algebraic equations lesson, students evaluate expressions using real number properties. They play "Math Jeopardy" to reinforce the order of operations.
Curated OER
Word Problems: Consecutive Integer Problems
In this math worksheet, students solve 15 consecutive integer problems. For example, "Find two consecutive integers whose sum is 45."
West Contra Costa Unified School District
Modeling Division of Fractions
Introduce young mathematicians to the process of dividing fractions with a hands-on math instructional activity. Using the help of fraction strips and other visual models, children work through a series of example problems as they deepen...
Curated OER
Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make inferences...
Illustrative Mathematics
The Lighthouse Problem
Long considered the symbol of safe harbor and steadfast waiting, the lighthouse gets a mathematical treatment. The straightforward question of distance to the horizon is carefully presented, followed by a look into the different...
Illustrative Mathematics
Extensions, Bisections and Dissections in a Rectangle
Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...
Willow Tree
Dimensional Analysis
Convey to your pupils the importance of units, then show how to use dimensional analysis to perform a unit conversion. The math lesson includes detailed worked-out solutions to guide learners in their practice.
Curated OER
Justifying Answers
Young scholars demonstrate how to solve word problems. In this problem solving lesson, students use strategies such as drawing pictures, using counters, and making a table to justify how they solved the word problem.
Curated OER
Real World Math Book
Fourth graders create their own story problem from an idea list and solve it. They draw a picture to help in solving their problem. Students build a diorama to illustrate their story problem. They work in class to solve story problems...
Curated OER
Sports and Hobby Math
Explore math concepts as they relate to real world situations. Young analysts consider a personal hobby or favorite sport and list three ways math is involved in the hobby. They create several related math story problems and write a...
Curated OER
Problem Solving Using Math
Learners solve real life scenarios using algebra. In this word problem lesson, students use different websites dealing with engineering as it relates to the real world and math. They use other resources such as magazines to solve word...