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Alabama Learning Exchange
Alex: Nursery Rhyme Word Problems
In this lesson learners will create basic addition, subtraction, multiplication, and division word problems using common nursery rhymes. Students will distinguish the key elements of word problems and incorporate those elements into a...
Better Lesson
Better Lesson: Quotients Just the Basics
Just like multiplication, addition, and subtraction, division problems involve patterns and there are methodical ways in which manipulatives can be used to solve division problems with small dividends and divisors of 1 through 10.
Better Lesson
Better Lesson: Broken Ruler Measurements
Using a broken ruler requires students to turn to addition and subtraction skills in order to determine measurements.
Can Teach
Can Teach: Who Has More or Less?
Want to practice addition and subtraction skills in a new and exciting way? Use this online math lesson card game activity.
George Mason University
Lesson Plans: Whole Number Algorithms Base Ten Blocks
Brief lesson plans that show how to use base ten blocks to do all four operations and a little bit of algebra.
Cool Math
Coolmath: Adding & Subtracting Polynomials
This prealgebra lesson explains how to add and subtract polynomials.
Discovery Education
Discovery Education: Everyday Math
Learners will work as a class to solve word problems involving addition, subtraction, multiplication, and simple fractions. To culminate the lesson, students will create their own word problems.
CK-12 Foundation
Ck 12: Math Grade 3
Browse resources related to third-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Make a Ten
An interactive simulation that teaches about place value, addition, and subtraction by adding, breaking apart, and combining numbers by making tens and focusing on place value. This simulation can either be downloaded or played online...
ArtsNow
Arts Now Learning: We Are Living Graphs and Data [Pdf]
In this lesson, 3rd graders use their own bodies to create bar graphs and do problems involving addition, subtraction, and more or less amounts. They then create their own graphs, incorporating the features of graphs that they have...
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Add and Subtract Fractions
This Math Page tutorial explains how to add and subtract fractions and features a practice section at the very end of the lesson.
Alabama Learning Exchange
Alex: Let's Go Shopping!
This lesson will give students practice with adding and subtracting money using a calculator. It will provide them an opportunity to determine savings using a store coupon, and determine the change they should recieve when making...
Alabama Learning Exchange
Alex: Number Clues
This lesson allows students to observe and participate in problem solving activites involving mystery numbers, clues, and characteristics of numbers. This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS...
CK-12 Foundation
Ck 12: Add and Subtract Compound Units of Time
[Free Registration/Login may be required to access all resource tools.] Adding and subtracting units of time.
Alabama Learning Exchange
Alex: Integers Are Rising and Falling Everywhere!
Students will expand from the idea of not only identifying signed numbers but to use them for numerical operations. This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS Project funded by the Malone...
SMART Technologies
Smart: Colorful Painter Fact Families
Find the missing numbers in the fact family number sentences.
NumberNut
Number Nut: Operations a Distinct Process
Sharpen your computation and problem solving skills with this lesson that focuses on order of operations. Related vocabulary and detailed examples also provided.
NumberNut
Number Nut: Comparing Operations
Combine all of your knowledge about the four basic operations in this lesson that focuses on comparing operations. Discover the relationship between of each operation and key vocabulary terms to build your number sense.
ClassFlow
Class Flow: Estimate Add and Subtract
[Free Registration/Login Required] The teacher will use this lesson plan to teach students how to estimate.
ClassFlow
Class Flow: Estimating Sums and Differences Acti Vote
[Free Registration/Login Required] This flipchart is an Activote lesson for assessing students understanding of estimating sums and differences.
NumberNut
Number Nut: Ordering Operations With Parentheses
A thorough lesson on order of operations that includes detailed examples and related vocabulary.
ReadWriteThink
Read Write Think: To, Too, or Two Developing an Understanding of Homophones
Contains plans for a lesson that teaches students the difference among common homophones using many modalities. In addition to objectives and standards, this instructional plan contains links to sites used in the lessons as well as...
Alabama Learning Exchange
Alex: Estimation Station
During this lesson, students will learn the difference between estimation and guessing. Knowing how to estimate is an essential skill that will help students determine approximate totals as well as check the reasonableness of their...