Education Development Center
Geography of the Number Line
It's more than just numbers on a line, its an organizational, mental math machine to help learners understand the value of numbers. The tool is handy when introducing positive and negative integers to see their values and relationships....
Curated OER
Mat 0024 Section 1.4: Signed Numbers and Decimals
This activity has a little of everything. Compare fractions, determine if numbers are less than, greater than, or equal to. Then practice lining up the decimals to add and subtract decimal numbers. Then multiply decimals remembering to...
Curated OER
Adding and Subtracting Decimals
The addition and subtraction of decimals is a relatively simple process. The most important thing to remember is to have all of the decimal points lined up. This presentation gives that strategy, plus some others to use when performing...
Del Mar College
All About Lines
This resource should be called "All About Lines, and Then Some!". Packed full of all the key components of linear functions, learners review how to set up different equations, find intercepts, and graph. All the main topics are included...
Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Curated OER
Comparing and Ordering Decimals
Which decimal is greater? Learners start by comparing eight pairs of decimals, writing in the symbol (> or <) to indicate values. The next two sections involve sets of three decimals. They start by circling the decimal with the...
Curated OER
Adding Decimals
Explore the practical uses of adding numbers with decimals as scholars add measurements and money. The first 12 equations are written vertically with half the sums requiring a dollar sign and half a unit of measurement. The next six are...
Curated OER
Subtracting Decimals #3
Practice money and measurement math with a thorough worksheet. Two examples at the top of the page remind fourth graders how to solve subtraction problems using decimals. After working through 14 problems, they then solve two word...
Curated OER
Introduction to Adding Decimals
Here is a very fine worksheet you can use to teach your charges how to add decimals. There are 21 problems, and an excellent example of how this technique is used at the top of the page. An answer key makes up the second part of this...
Curated OER
Rounding Decimals
Challenge your fifth graders with a worksheet on rounding decimals. Each section provides three columns of decimals and a space for pupils to round them to the nearest tenth. This makes a nice homework assignment, or a timed in-class test.
Curated OER
Adding Decimals
Show scholars the practical uses of adding numbers with decimals as they add measurements and amounts of money. The first 12 equations are written vertically with half the sums requiring a dollar sign and half a unit of measurement. The...
Curated OER
Using a Number Line: 5th Grade Math
Working in groups, the class will use what they know about whole number operations to solve a real-world problem involving a number line. They will focus on using the number line to correctly label the placement of whole numbers,...
West Contra Costa Unified School District
Decimals and Fractions
Reinforce the concept of fractions and decimals as part of a whole with a lesson plan that begins with a mixed review, then goes into a three problem guided practice, and ends with a collaborative activity. The guided practice and...
Curated OER
Reteaching Page - Comparing and Ordering Decimals
In this comparing and ordering decimals activity, students compare numbers with decimals in them and order numbers with decimals from least to greatest. Students complete 8 problems total.
Curated OER
Decimal Addition
Practice adding decimals by completing 26 practice problems. Scholars examine two examples before trying these on their own. They add two and three-digit numbers with decimals, regrouping when needed. Not all numbers have decimals, but...
Curated OER
Rounding Decimals
Looking for 60 opportunities for scholars to practice rounding decimals to the nearest whole number? You've found it! These problems are split into three sections based on the total number of digits in the number. The first section has...
Curated OER
Comparing and Ordering Fractions, Mixed Numbers, and Decimals
Create your own fraction kits by folding and labeling paper using fraction vocabulary. Learners then work in groups to use these in comparing and sequencing both whole numbers and fractions. They also create unit cubes and develop an...
Curated OER
Addition With Decimals B
For this decimal addition worksheet, students solve 30 problems in which decimal numbers to the ten thousandths place are added. The first half of the page has problems shown vertically with the decimal points already lined up. The...
Curated OER
Addition With Decimals - A
In this finding the sums worksheet, students add whole numbers with decimals adding zeros to make equivalent place values. Students solve 30 problems.
Curated OER
Study Buddies: Adding and Subtracting Decimals
In this math worksheet, learners will work with a coach to add and subtract numbers with decimals to the hundredths. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Operations with Decimals
Help your learners get practice with operations involving decimals. They will follow prescribed steps that require them to use mixed operations to solve problems with decimals. Great for practice after pupils have had comprehensive...
Curated OER
Shop till You Drop! Working with Money
Paper and coin currency are shown and reviewed, and then used to apply consumer math skills. Learners are given two examples of how they should line up decimal points and place values when adding or subtracting money. They watch as the...
Virginia Department of Education
Give or Take a Few
Young mathematicians extend their knowledge of rational numbers on a number line to graph inequalities by first using number cards to compare rational numbers. They finish by using similar reasoning to graph inequalities on a number line.
Curated OER
Addition and Subtraction of Decimals
In this addition and subtraction of decimals worksheet, learners solve 50 problems in which they line up the decimal points before solving. There are also some order of operations problems on this page. This page is intended to be an...