Curated OER
Roman Numerals
Students explore the concept of Roman numerals. They investigate the seven basic numerals and the symbols that are used in the Roman numeral system and their values. Students practice converting Roman numerals.
Curated OER
Proportional Problems 1
Eighth graders explore representing fractions as ratios and proportions.  They model proportions through the use of blocks, LEGO gears and activities with bicycle gears and pedals.  Students work with  bicycle gear boxes to observe and...
Curated OER
Decimals: Collaborative Lesson
Students explore mathematics by participating in a group activity. In this number value lesson, students identify the uses for decimals and how to best estimate whole numbers based on decimals and fractions. Students collaborate with...
Curated OER
Shopping Spree
Sixth graders examine currency by completing monetary equations.  In this economics lesson, 6th graders participate in a numbers experiment where they roll a die and earn money based on their roll.  Students compete for their...
Curated OER
Arithmetic: Revision
Pupils practice with a variety of simple equations involving addition, subtraction, multiplication and division. Explanation is followed by each block of equations given to solve. They are set loose to complete additional equations for...
Curated OER
Money Place Value Chart
In this money instructional activity, students complete a chart showing the value of money and how the amount of money could be written in words.   Five examples are given.  Fifteen more numbers can be added.  Money amounts are given in...
McGraw Hill
Glencoe: Self Check Quizzes 1 Adding and Subtracting Decimals
Use Glencoe's randomly generated self-checking quiz to test your knowledge of adding and subtracting decimals. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the...
Better Lesson
Better Lesson: Adding and Subtracting Decimals
Sixth graders use estimates and work on strategies for adding and subtracting decimals.
Better Lesson
Better Lesson: Adding and Subtracting With Decimals
Sixth graders fluently add and subtract money with decimals using the standard algorithm.
McGraw Hill
Glencoe: Self Check Chapter Test Adding and Subtracting Decimals
Students are assessed on decimal addition and subtraction. The self-checking test includes hints and solutions.
Scholastic
Scholastic: Study Jams! Math: Adding and Subtracting Decimals
Explore how to add and subtract decimals with this interactive lesson. Then test your knowledge with a quick quiz.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Money With Pictures in Columns
[Free Registration/Login may be required to access all resource tools.] The resource begins with a video that describes and shows the process of adding money by lining them up in columns. The pictures included in the video and the...
Homeschool Math
Homeschool Math: Adding and Subtracting Decimals With Two Decimal Digits
This is a complete lesson with instruction, word problems, and exercises about adding and subtracting decimals with two decimal digits (hundredths).
Khan Academy
Khan Academy: Adding & Subtracting Decimals Word Problems
Practice solving word problems by adding or subtracting decimal numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Homeschool Math
Homeschool Math: Adding and Subtracting Decimals (One Decimal Digit)
This is a complete lesson with instruction and a variety of exercises, teaching how to add and subtract decimals with one decimal digit (tenths).
Ducksters
Ducksters: Kids Math: Adding and Subtracting Decimals
Kids learn how to add and subtract decimals by lining up the decimal point on this website. The site has example math problems.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Money Using Words
[Free Registration/Login may be required to access all resource tools.] The video walks you through an example of pulling out key words to know what operation to use when working with money word problems. The video models converting...
Lesson Tutor
Lesson Tutor: Addition and Subtraction of Decimals
This site is an online lesson plan and practice problems for students learning how to add and subtract two decimal values are provided here. Detailed explanation of both the methods and the practice questions are provided for easy...
Mangahigh
Mangahigh: Number: Add and Subtract Decimals
This site provides students practice with the concept of adding and subtracting decimals. Students can learn about the topic by completing an interactive tutorial. Students can then take a ten question timed test to practice the skill.
Shmoop University
Shmoop: Fractions & Decimals: Adding & Subtracting Decimals
The mathematics notes investigate how to add and subtract decimals. Examples and practice problems with solutions are included.
Varsity Tutors 
Varsity Tutors: Hotmath: Algebra Review: Add and Subtract Decimals
Find a quick, concise explanation of how to add and subtract decimals. Step by step examples are included to help you understand how to line up the decimals points and then find the sum or difference.
Homeschool Math
Homeschool Math: Add and Subtract Decimals: Practice Problems
This lesson contains a variety of exercises for adding and subtracting decimals with up to two decimal digits,
Better Lesson
Better Lesson: Adding, Subtracting, and Understanding Decimals
Learners learn how to properly add and subtract decimal quantities.
The Math League
The Math League: Decimals, Whole Numbers and Exponents
This tutorial has definitions and examples of decimals, whole numbers, and exponents. In addition, a variety of topics are covered, such as comparing, multiplying and subtracting.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
