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Lesson Plan
EngageNY

An Appearance of Complex Numbers 2

For Teachers 11th - 12th Standards
Help the class visualize operations with complex numbers with a activity that formally introduces complex numbers and reviews the visualization of complex numbers on the complex plane. The fifth installment of a 32-part series reviews...
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Lesson Plan
Curated OER

Native American Pebble and Pot Game

For Teachers Pre-K - 1st
Students participate in a game using 12 manipulatives.  For this addition and subtraction lesson students play a game originated by the Native Americans and  look at a number of items and calculate how many are hidden. Items looked at...
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Worksheet
Curated OER

Math Cross, Puzzle #26

For Students 4th - 7th
Here is a measurement, money and time worksheet which invites learners to solve twenty-eight math problems utilizing addition, subtraction and multiplication strategies to complete a math crossword puzzle.
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Worksheet
Curated OER

Math Cross--Puzzle #10

For Students 4th - 7th
In this money activity, students fill in a crossword puzzle as they solve twenty-eight math problems dealing with different forms of money intertwined into addition, subtraction and multiplication problems.
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Lesson Plan
Curated OER

Looking Through the Algebraic Lens

For Teachers 3rd - 5th
Students work with rectangles to find generalizations for adding and subtracting odd and even numbers in part one of the instructional activity. In part two, students use geoboards to construct polygons, look for patterns, and find a...
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Lesson Plan
Curated OER

Book Title: You Can’t Buy a Dinosaur with a Dime

For Teachers 3rd - 4th
Students explore the concepts of multiple digit addition and subtraction. In this addition and subtraction lesson, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a particular math problem...
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Lesson Plan
Curated OER

The School Store

For Teachers 1st - 2nd
Young scholars choose between the operations of addition or subtraction to solve a real life problem. In this addition and subtraction lesson, students make a chart of items sold in the school store. Young scholars then work in teams to...
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Lesson Plan
Curated OER

Carry and Borrow

For Teachers 2nd
Second graders complete basic math computations. In this addition and subtraction lesson, 2nd graders learn how to carry and borrow numbers when adding and subtracting. Students learn a carrying song to help them remember. Students...
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Lesson Plan
Curated OER

Transportation Math

For Teachers 4th - 5th
Students use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math lesson, students read word problems that relate to transportation and the math needed to solve the word problems....
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Lesson Plan
Curated OER

Goldfish Subtraction

For Teachers 2nd - 3rd
Students manipulate Goldfish crackers to explore subtraction and number sentences.
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Worksheet
Curated OER

Fact Families

For Students 1st - 2nd
There is something to be said for fact families. Classmates read problems and write related fact families and number sentences. There are 6 wonderful problems to solve.
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Worksheet
Curated OER

The Math Lesson 25

For Students 1st - 2nd
In this math skills worksheet, students enhance their addition and subtraction skills by solving the 20 pages of double and triple digit equations.
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Lesson Planet Article
Curated OER

Lesson Plans That Meet The Needs of All Students

For Teachers 1st - 6th
Differentiated lesson plans are an excellent tool for meeting students' needs in the mixed ability classroom.
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Lesson Plan
Curated OER

Addition and Subtraction

For Teachers 2nd - 3rd
Learners develop their own strategies to solve basic addition and subtraction facts. In this addition and subtraction lesson plan, students use strategies they already know and new ones to solve problems.
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Lesson Plan
Curated OER

Addition and Subtraction Facts to 20

For Teachers 2nd - 3rd
Students act out computation problems. In this addition and subtraction lesson, students act out an addition story and write an addition sentence for it. Students continue this activity and answer the provided questions.
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Lesson Plan
Curated OER

Integer Subtraction

For Teachers 7th - 8th
Students examine why a negative number subtracted from another number changes the operation to addition.
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Worksheet
Math in English

Number Patterns

For Students 3rd - 5th Standards
Build the pattern recognition skills of young mathematicians with this simple skills practice activity. Given nine different sequences of two-digit numbers, children must identify the pattern and determine the next three numbers in each,...
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Lesson Plan
EngageNY

Trigonometric Identity Proofs

For Teachers 10th - 12th Standards
Proving a trig identity might just be easier than proving your own identity at the airport. Learners first investigate a table of values to determine and prove the addition formulas for sine and cosine. They then use this result to...
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Lesson Plan
EngageNY

Getting a Handle on New Transformations 1

For Teachers 11th - 12th Standards
In the first of a two-day lesson on transformations with matrix notation the class transforms the unit square using general transformations, then calculates the area of the transformed image. They discover it is the same as finding the...
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Lesson Plan
2
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EngageNY

Mastering Factoring

For Students 10th - 12th Standards
Math class is full of drama—there are so many problems to work out! Pupils work out factoring problems. They use quadratic methods of factoring higher degree polynomials, in addition to factoring the sum and difference of two cubes. 
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Lesson Plan
EngageNY

Four Interesting Transformations of Functions (Part 2)

For Teachers 9th - 10th Standards
What happens to a function whose graph is translated horizontally? Groups find out as they investigate the effects of addition and subtraction within a function. This nineteenth lesson in a 26-part series focuses on horizontal...
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Lesson Plan
1
1
Teach Engineering

Bone Density Math and Logarithm Introduction

For Students 9th - 12th Standards
What do logarithms have to do with bone density? Scholars learn that the equation for bone density includes logarithms. The majority of the third lesson of seven is devoted to logarithms and their properties.
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Lesson Plan
EngageNY

Sums and Differences of Decimals

For Students 6th Standards
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth instructional activity in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first...
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Lesson Plan
EngageNY

The Relationship of Multiplication and Division

For Teachers 6th Standards
Take any number, multiply it by five, and then divide by five. Did you end up with the original number? In the same vein as the previous lesson, pupils discover the relationship between multiplication and division. They develop the...