Lesson Plan
Curated OER

Intro to Mayan Numbers

For Teachers 9th - 11th
Students investigate Mayan Numbers. For this algebra lesson, students compare our number system to the number system of the Mayans. They identify base 10 and base 20 numbers including zero in the Mayan symbols. They solve a Mayan problem.
Lesson Plan
Curated OER

Add It Up

For Teachers 1st
First graders engage in a instructional activity that gives the research basis for the use of manipulatives for the basic operations in mathematics. They use the variety of tools to solve basic problems. The instructional activity has...
Worksheet
Curated OER

6: Adding with Negative Numbers

For Students 6th - 8th
In this adding negative numbers worksheet, students solve three multi-part short answer problems. Students add negative integers. Students evaluate addition and subtraction expressions for given values.
Lesson Plan
Curated OER

Face The Facts To Remember

For Teachers 2nd
Second graders use manipulatives, drawings, and story problems to learn the two's multiplication tables. After learning how to find answers, they participate in a memory game to match facts and answers.
Worksheet
Lorain County Community College

Solving Linear Equations

For Students 7th - 10th Standards
Put your mathematicians to the test and see if they can solve this activity full of multi-step equations with rational numbers. Add, subtract, multiply, and divide with fractions and decimals to solve for x. The top of the activity has...
Unit Plan
Calvin Crest Outdoor School

Survival

For Teachers 6th - 12th
Equip young campers with important survival knowledge with a set of engaging lessons. Teammates work together to complete three outdoor activities, which include building a shelter, starting a campfire, and finding directions in the...
Lesson Plan
West Contra Costa Unified School District

Solving Quadratic Equations – Alternative Methods

For Teachers 9th - 12th
There's more than one way to solve quadratic equations. Scholars learn how to solve quadratic equations using alternate methods. They use completing the square by making the linear coefficient even and the leading coefficient a perfect...
Lesson Plan
EngageNY

Using Matrix Operations for Encryption

For Teachers 11th - 12th Standards
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...
Lesson Plan
Illustrative Mathematics

Dimes and Pennies

For Teachers 3rd - 5th Standards
Help your fourth graders make cents out of fractions and decimals with this short word problem. After learning that dimes are one-tenth and pennies one-hundredth of a dollar, students write a fraction and decimal for a given number...
Worksheet
Curated OER

Add and Subtract Decimal Tenths (F)

For Students 3rd - 4th
In this adding and subtracting decimals and whole numbers worksheet, learners find the sums and differences of tenths. Students solve 32 problems.
Worksheet
Curated OER

Magic Squares 6

For Students 2nd - 3rd
In this finding the magic numbers worksheet, students add rows, columns, and diagonals to determine the magic numbers. Students solve 4 problems.
Worksheet
Curated OER

Understand Subtraction and Its Relationship to Addition

For Students 3rd - 4th
Understanding the relationship between addition and subtraction is the focus of this math worksheet. Students answer "true" or "false" to 14 statements regarding addition and subtraction. Answers appear at the end.
Lesson Plan
Curated OER

Regrouping Ten Ones for One Ten

For Teachers 2nd - 3rd
Students explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.
Worksheet
Curated OER

Addition Sentence Match Worksheet

For Students K - 2nd
Beginners to addition will benefit from this twist on number sentences. For each of the six addition problems, they begin with the sum and examine eight pairs of addends, circling all that equal the number. This will get your class...
Worksheet
Curated OER

Time from Analog and Digital Clocks

For Students 1st - 2nd
All these clocks look the same. Here are 10 clocks, both analog and digital, for scholars to add times to. The times are listed at the right of each clock and all end in five or zero. This is not a practice with a.m. and p.m., however it...
Worksheet
Curated OER

Counting More and Counting Less

For Students K - 1st
In this counting worksheet, students will count the items in each group and write the numbers on the lines. For the first 6 problems, students will circle the group that has more items. In the last 6, students will circle the group that...
Worksheet
Curated OER

Two Digit Addition With No Regrouping Worksheet #7

For Students 1st - 2nd
There is no need to regroup to complete this set of 20 addition problems. Learners will add two-digit numbers togther each sum. 
Lesson Plan
Curated OER

Modeling Addition: Commutative Property and Zero Property

For Teachers 1st
First graders practice modeling addition. In this hands-on addition lesson plan, 1st graders are introduced to the Commutative Property of Addition and the Zero Property of Addition through modeling and the use of manipulatives. This...
Unit Plan
Mathematics Vision Project

Geometric Figures

For Teachers 10th - 12th Standards
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
Lesson Plan
EngageNY

Scientific Notation

For Students 8th Standards
Young mathematicians learn how scientific notation is meant to save time. Part 10, out of a series of 15, asks scholars to recognize the correct use of scientific notation and finish by adding and subtracting numbers using...
Unit Plan
EngageNY

Complex Numbers and Transformations

For Teachers 11th - 12th Standards
Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...
Workbook
Math Mammoth

Grade 1 Worktext

For Students K - 2nd Standards
Use graphing, counting, and number lines to help first graders learn about addition and subtraction. An array of worksheets and activities are an excellent resource for your math lesson, whether you are focusing on counting skills...
Organizer
Common Core Sheets

Voyages of Columbus

For Students 4th - 8th Standards
Learn the life of Christopher Columbus with the help of a timeline. Young historians interpret Columbus' life story from birth to death, and answer questions to reinforce comprehension. 
Lesson Plan
West Contra Costa Unified School District

Graphing Systems

For Teachers 7th - 9th Standards
Get hands on with solving systems of equations graphically. A solid lesson plan uses guided practice to show how to solve systems of linear equations. It allows time for sharing ideas and provides a printable matching activity...