Unit Plan
Khan Academy

Khan Academy: Adding & Subtracting Rational Numbers

For Students 6th - 8th Standards
Practice adding and subtracting negative fractions, decimals, and percents. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Interactive
Study Pad

Splash Learn: Decimal Arithmetic

For Students 5th Standards
[Free Registration/Login Required] This game provides practice in decimal arithmetic including addition, subtraction, multiplication, and division of decimals.
Unknown Type
Khan Academy

Khan Academy: Adding Decimals: Thousandths

For Students 6th - 8th Standards
In this exercise, students practice adding decimals in the thousandths place. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unknown Type
Khan Academy

Khan Academy: Dividing Decimals: Thousandths

For Students 6th - 8th Standards
In this exercise, students practice dividing decimals in the thousandths place. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unknown Type
Khan Academy

Khan Academy: Multiplying Decimals 3 (Standard Algorithm)

For Students 6th - 8th Standards
In this exercise, students practice multiplying decimals 3. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
Khan Academy

Khan Academy: One Step Addition & Subtraction Equations: Fractions & Decimals

For Students 5th - 7th
Practice solving equations in one step by adding or subtracting a number from both sides. These problems involve decimals and fractions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Interactive
University of Waterloo (Canada)

Mathfrog: Decimal Mania Add or Subtract the Decimals

For Students 3rd - 5th Standards
Add or subtract by entering one digit in each box.
Unknown Type
Khan Academy

Khan Academy: Adding & Subtracting Rational Numbers

For Students 7th Standards
Practice adding and subtracting rational numbers of different forms.
Unknown Type
Math Is Fun

Math Is Fun: Adding Decimals

For Students 3rd - 8th Standards
Learn to add decimals by viewing simple steps and examples. Follow links to decimal worksheets, as well as steps for subtracting, multiplying, and dividing decimals.
Whiteboard
SMART Technologies

Smart: Foundational Math Concepts for Elementary Ages

For Teachers K - 1st Standards
Practice everyday math skills such as adding, subtracting, multiplying, dividing, place value, counting money, telling time, fractions, decimals, and more.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Predicting the Next Decimal in a Sequence

For Students 4th - 5th
[Free Registration/Login may be required to access all resource tools.] In this learning module, students are presented with a sequence of decimal numbers and they must identify the pattern rule and predict the next decimal. Includes...
Activity
OnlineMathLearning.com

Online Math Learning: Adding & Subtracting Positive & Negative Decimals

For Students 7th
An interactive worksheet for practice in the addition and subtraction of decimals with positive and negative signs.
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Math Slice

Math Slice: Subtraction: Math Worksheets

For Students Pre-K - 1st Standards
This tool allows you to create worksheets where students solve subtraction equations at varying levels of difficulty.
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Math Slice

Math Slice: Subtraction: Math Worksheets

For Students Pre-K - 1st Standards
This tool allows you to create worksheets where students solve subtraction equations at varying levels of difficulty.
Unit Plan
The Math League

The Math League: Fractions

For Students 9th - 10th
This tutorial covers all types of fractions with simple explanations on how to work with them.
Lesson Plan
Hopelink

Hopelink: Using Your Checkbook: Eastside Literacy Program

For Teachers 9th - 10th
Show your student how to correctly write a check, fill out a deposit slip, and use a check register. Introduce the concept of balancing a checkbook. Requires the ability to add and subtract decimals, sign one's name, write number words,...
Unknown Type
Shmoop University

Shmoop: Fractions & Decimals: Adding and Subtracting Mixed Numbers

For Students 9th - 10th Standards
The mathematics resource explores addition and subtraction with mixed numbers. Students examine the topics through class notes and examples. Practice problems with solutions are available to check for comprehension of the concepts.
Unknown Type
Shmoop University

Shmoop: Fractions & Decimals: Adding and Subtractions Fractions

For Students 9th - 10th Standards
The mathematics resource explores adding and subtraction fractions. Students examine the topics through class notes and examples. Practice problems with solutions are available to check for comprehension of the concepts.
Unit Plan
Khan Academy

Khan Academy: Dividing Whole Numbers to Get a Decimal

For Students 5th - 7th Standards
Divide two whole numbers to get a quotient with a decimal. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ns Movie Tickets

For Teachers 6th Standards
In this task, 6th graders are asked to compare the buying power of $20 in 1987 and 2012 with respect to the cost of movie tickets. Aligns with 6.NS.B.3.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.ns Multiplication, Division and Place Value, Part 1

For Teachers 6th Standards
Sixth graders are presented with a completed multiplication equation and are asked to use it to find the answers to seven other equations. To do this, they must use their reasoning and estimation skills. Aligns with 6.NS.B.3.