Lesson Plan
Curated OER

Estimating Sums and Differences

For Teachers 3rd - 4th
In this math worksheet, students learn to estimate sums and differences by completing step by step exercises. There is one word problem which is the example, and then students can choose from other estimation activities to do with a...
Worksheet
Curated OER

Estimate Sums and Differences

For Students 4th
In this word problem worksheet, 4th graders answer 6 word problems by writing mathematical sentences that show each answer. They work with distances and time.
Lesson Plan
Curated OER

Estimating and Counting Money

For Teachers 2nd - 4th
Students explore the concepts of estimating and rounding. In this estimating and rounding activity, students play a game of tic-tac-toe. Students pick items and must estimate their cost by rounding. Students estimate the costs of pretend...
Activity
Curated OER

K-5 Mathematics Module: Number and Number Sense

For Students K - 5th Standards
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency...
Assessment
EngageNY

Grade 5 Math Module 1: End-of-Module Assessment

For Students 5th Standards
The last installment of the 18-part Grade 5 Math Module 1 is an end-of-module assessment. Scholars answer questions that require explaining the connection between powers of 10 and place value, rewriting decimals in different forms,...
Worksheet
Curated OER

Estimate Differences

For Students 4th - 5th
In this estimation worksheet, students solve a total of 6 word problems that involve rounding to a given place value and estimating.
Unit Plan
1
1
Mathematics Vision Project

Probability

For Teachers 10th - 12th Standards
Probability, especially conditional probability, can be a slippery concept for young statisticians.  Statements that seem self-evident on the surface often require a daunting amount of calculations to explicate, or turn out to be...
Worksheet
Curated OER

Fourth Grade Mathematics Quiz

For Students 4th
For this math worksheet, 4th graders complete multiple choice questions about multiplication, bar graphs, rounding, and more. Students complete 15 questions.
Lesson Plan
Curated OER

Reasonable Estimates

For Teachers 3rd - 4th
Help pupils explore estimation. They will make estimates and discuss when you might use an estimate. Then they discuss if their estimates are reasonable.
Worksheet
Curated OER

Decimals and Percents

For Students 8th
For this decimals and percents worksheet, 8th graders solve 26 different types of problems that include expressing numbers as a decimal and a percent. Then they change each number to fractions and determine the unknown number for each...
PPT
BW Walch

Creating Linear Inequalities in One Variable

For Teachers 9th - 10th Standards
Just when a young mathematician starts to feel comfortable turning word problems into linear equations, shake things up and throw inequalities in the mix. This excellent, instructive presentation takes the steps for solving an...
PPT
Curated OER

Measures Combined

For Teachers 4th - 5th
Use this resource to teach perimeter of regular plane shapes, measurement, rounding, and systematic problem solving skills. There are 78 complete slides and two game suggestions intended to facilitate content understanding.
Lesson Plan
Curated OER

Mental Math

For Teachers 1st - 3rd
Students participate in an online computation game. In this computation instructional activity, students practice simple computations and use an internet site to review addition and subtraction facts.
Worksheet
Curated OER

Estimation

For Students 3rd - 4th
Ten word problems provide practice in estimating. This worksheet is intended to accompany a specific text and lesson; however, it is useful without those resources.
Printables
Houghton Mifflin Harcourt

Unit 2 Math Vocabulary Cards (Grade 3)

For Teachers 3rd
A set of third grade math vocabulary cards include topics that range from addition properties to terms like estimate and fact family. Each sheet has two cards on it. The top half is the word printed in bold text,...
Lesson Plan
Curated OER

Sea Ice: Cracking the Egg Code

For Teachers 6th - 9th
Students study the egg code to learn about sea ice. In this sea ice lesson, students discuss and view a diagram to learn about the egg code when describing sea ice and its thickness. Students work in groups to play a game using the egg...
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 9th - 11th
Students solve problems using the Pythagorean Theorem. In this geometry lesson, students identify the sides and angles of a right triangle. They find the different trigonometric ratios and solve using sine, cosine and tangent.
Lesson Plan
Curated OER

Escape The Hangman

For Teachers 7th
Seventh graders investigate the concept of probability. They use the game of hangman to create engagement and context for conducting the lesson. They create a spreadsheet with data that is given. Students make predictions based on data.
Lesson Plan
Curated OER

Decimals: Collaborative Lesson

For Teachers 5th - 6th
Students explore mathematics by participating in a group activity. In this number value instructional activity, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students...
Lesson Plan
EngageNY

The Difference Between Theoretical Probabilities and Estimated Probabilities

For Teachers 7th Standards
Flip a coin to determine whether the probability of heads is one-half. Pupils use simulated data to find the experimental probability of flipping a coin. Participants compare the long run relative frequency with the known theoretical...
Lesson Plan
Curated OER

Dinosaur Math

For Teachers 2nd - 4th
Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems.  In this dinosaur math lesson, students write a math story to go with the dinosaur story.  Students discuss the needed strategies. Students...
Lesson Plan
Curated OER

Buying a Car

For Teachers 7th - Higher Ed
Learners complete the PLATO ¿¿ Educational Software lesson plan: Math Problem Solving: Car Costs to determine if he/she can afford to drive the car they are planning to buy.
Interactive
ABCya

Ab Cya: Estimating

For Students 3rd - 5th
Soccer Math: Estimating is a fun way for kids to practice estimating sums, differences, products and quotients. There are different levels of difficulty in each exercise making the game appropriate for a variety of students and grades....
Unit Plan
AAA Math

Aaa Math: Estimating a Difference

For Students 3rd - 4th
Students can practice estimating differences in a series of self-check exercises and timed learning games.