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44,967 reviewed resources for numbers

Videos (Over 2 Million Educational Videos Available)
Prepositional Phrases for Kids | English Grammar Video Video
11:22
Prepositional Phrases for Kids | English...
How Computers Work: What Makes a Computer, a Computer? Video
5:10
How Computers Work: What Makes a Computer,...
Algebra 50 - Three Variable Systems in the Real World - Problem 2 Video
10:23
Algebra 50 - Three Variable Systems in the...
Other Resource Types (44,967)
Lesson Planet

Common Core Algebra 2, Unit 6: Complex Numbers

For Teachers 9th - 12th Standards
Three lessons and a review make up Unit 6: Complex Numbers in the Common Core Algebra II series. Designed for the flipped classroom, topics covered are Imaginary Numbers, Complex Numbers, and the Quadratic Formula. Videos explain to the...
8 Items in Collection
Lesson Planet

Mental Math and Compatible Numbers

For Teachers 4th - 7th
Strengthen the skills of mental math when using compatible numbers. Find numbers that benefit one another when doing the four operations. Practice correct estimating to make those operations go quicker and better understand if the...
6 Items in Collection
Lesson Planet

Use Properties of Rational and Irrational Numbers: High School Math Common Core

For Teachers 9th - 12th Standards
Don't be irrational when working rationals. Here are some resources that explore the difference between the two categories of numbers. Included are some good thinking questions that have learners explain their reasoning. 
9 Items in Collection
Lesson Planet

Perform Arithmetic Operations with Complex Numbers: High School Math Common Core

For Teachers 9th - 12th Standards
Imagine a world where all the numbers live together harmoniously. Here you have it! Check out these resources that introduce the concept of an imaginary number, go through the operations, and model how to utilize the conjugate. 
25 Items in Collection
Lesson Planet

EngageNY Grade 8 Math Module 7: Introduction to Irrational Numbers Using Geometry

For Teachers 8th Standards
Eighth-graders use knowledge of geometry to examine irrational numbers in a 25-part math module. Included are twenty-three lessons that offer direct instruction, guided and independent practice, as well as opportunities for collaborative...
EngageNY

EngageNY Grade 6 Math Module 3: Rational Numbers

For Teachers 6th Standards
Extend young mathematicians understanding of the number line with this 19-lesson unit on positive and negative integers. After learning to compare and order positive and negative rational numbers and exploring the concept of absolute...
4 Items in Collection
Lesson Planet

Multiplication: Whole Numbers

For Teachers 5th Standards
Students learn to multiply whole numbers using a number grid and practice problems.Waggle's Learning Goals provide adaptive practice that students complete at their own pace. Skill Boosts can be used for instruction or as quick assessments.
EngageNY

EngageNY Grade 7 Math Module 2: Rational Numbers

For Teachers 7th Standards
Middle schoolers play the Integer Game to build a mental picture and conceptual understanding of integer operations. Tweens add, subtract, multiply, and divide signed numbers—a practice beneficial in developing their competency of...
7 Items in Collection
Lesson Planet

April Fool's Day Two-Digit Addition Collection

For Teachers 1st - 3rd Standards
What fun! Kids cut out the "answers" to these two-digit addition problems (because someone stole them from the teacher's answer key for April Fool's), and paste them on the correct equations. Sure to be a hit, and there are seven...
2 Items in Collection
Lesson Planet

Solve Problems Involving Multiplication of Fractions and Mixed Numbers (5.NF.B.6)

For Teachers 5th - 7th Standards
Watch how its done. The two resources in this collection use visual representation to model how to multiply fractions. One lesson focuses on simple fractions and the other on mixed numbers. A nice way to introduce the topic to allow...
EngageNY

EngageNY Precalculus and Advanced Topics Module 1: Complex Numbers and Transformations

For Teachers 11th - 12th Standards
Prepare your mathematicians for calculus with a collection of 32 lessons that focus on three topics: linearity, complex number operations as transformations, and the power of right notation. Each lesson includes teacher materials...
26 Items in Collection
Lesson Planet

Counting and Cardinality

For Teachers Pre-K - 2nd Standards
Counting and cardinality are key to building basic number sense in young mathematicians. The collection is organized so that each resource directly relates to or builds upon the previous one. Beginning with writing numbers to 10,...
31 Items in Collection
Lesson Planet

Math Antics Fractions Video Lessons

For Teachers 3rd - 6th Standards
A series of short videos demonstrate for learners how to work with fractions. The first video in the series defines fractions as being a representation of parts of a whole. As the series continues, viewers learn ways to write division...
EngageNY

EngageNY Algebra II Module 1: Polynomial, Rational, and Radical Relationships

For Teachers 9th - 12th Standards
The 42 lessons in the Algebra II Module 1 collection enable students to connect polynomial arithmetic to computations with whole numbers and integers. Application and modeling problems include both real world and purely mathematical...
EngageNY

EngageNY Algebra II Module 1: Polynomial, Rational, and Radical Relationships

For Teachers 9th - 12th Standards
The 42 lessons in the Algebra II Module 1 collection are divided into four topics: Polynomials--From Base Ten to Base X, Factoring-- Its Use and Its Obstacles, Solving and Applying Equations—Polynomial, Rational and Radical, and A...
Lesson Planet

CORE Math Performance Assessment Modules: Grade 5

For Teachers 5th Standards
A set of nine CORE math assessments for fifth graders begins with a three-part task that checks pupils' ability to find the product of fractions and whole numbers, mixed numbers, or fractions. For other assessments, learners show their...
Lesson Planet

CORE Math Performance Assessment Modules: Grade 7

For Students 7th Standards
Investigators plot the growth of animals from the fictional planet of Rhomaar over a period of time, then compare them to two other species. Another assessment challenges seventh graders to use their knowledge of positive and negative...
5 Items in Collection
Lesson Planet

Number 100 Printable Collection

For Teachers K - 2nd
Whether you’re celebrating the 100th day of school or introducing hundred charts to your class, these printable activities are sure to engage your students. The included hundred charts focus on adding and subtracting with some fun...
10 Items in Collection
Lesson Planet

Grade 8, Claim 1: Concepts and Procedures Item Slide Shows

For Teachers 8th Standards
Ten resources make up a collection of student and teacher-friendly slides that prepare eighth graders for the Smarter Balance assessment. Learners review rational and irrational numbers, convert repeating decimals to fractions, as well...
EngageNY

EngageNY Algebra II Module 3: Exponential and Logarithmic Functions

For Teachers 9th - 12th Standards
The 35 lessons in the Algebra II Module 3 collection are divided into five topics: Real Numbers, Logarithms, Exponential and Logarithmic Functions and their Graphs, Using Logarithms in Modeling situations, and Geometric series and...
10 Items in Collection
Lesson Planet

Beyond the Times Tables

For Teachers 3rd - 5th Standards
Go beyond memorization with a collection of fun and innovative lessons about multiplication. Third, fourth, and fifth graders learn new ways to multiply amounts of items and rational numbers with creative apps, assignments, projects, and...
22 Items in Collection
Lesson Planet

Common Core Math: 3rd Grade

For Teachers 3rd Standards
Looking for all things third grade Common Core math? Here is the collection you've been waiting for! Third grade math curriculum is rigorous and opens up the doors to bigger algebra concepts that learners will use their entire lives....
8 Items in Collection
Lesson Planet

3rd Grade Emergency Sub Plans

For Teachers 3rd Standards
Take advantage of a collection designed to make writing substitute teacher lesson plans a whole lot easier. Here you'll find a third grade, day-long sub plan alongside seven activities covering subjects—math, reading, writing, and word...
7 Items in Collection
Lesson Planet

Grade 2 Supplement Set: Math

For Teachers 2nd Standards
What would be better for your second grade mathematicians? Grab this set of engaging lesson plans that will be the highlight of your students' day as they learn how to tell time, solve equations, add and subtract multi-digit numbers, and...

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