Interactive
New Mexico State University

Pearl Diver

For Students 2nd - 6th Standards
Dive into the number line. Learners play a computer game that revolves around a number line as they try to collect pearls by diving at locations on a number line. As the game progresses, dive locations change from simple whole numbers to...
Worksheet
Helping with Math

Identifying and Writing Decimals up to Tenths

For Students 3rd - 5th Standards
When beginning to teach you math class how to write decimals, this assignment will support the first step. On it, learners examine sets of blocks that include wholes and tenths, and then the write the value of the number. Use this as an...
Lesson Plan
Curated OER

Prairie Math

For Teachers 5th - 8th
Students work together to build models of prairie plants. Using the model, they estimate the height and then measure them using metric and standard units. They write a fraction to represent their part of the whole set and compare and...
Lesson Plan
Curated OER

Mayan Math

For Teachers 5th
Fifth graders investigate the Maya's as mathematicians. In this Mayan math lessons, 5th graders work with the ancient Mayan numbering system by comparing it to the American Number System. They tell the differences and similarities...
Lesson Plan
Curated OER

Fractions, Decimals and Percents

For Teachers 5th - 6th
Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.
Lesson Plan
Curated OER

Addition And Subtraction of Decimals

For Teachers 4th - 5th
Learners participate in a lesson of adding and subtracting decimals. They should review place values with decimals before beginning the lesson. The lesson plan also includes sample problems for the teacher to use in direct instruction....
Worksheet
Curated OER

Compare And Arrange Decimal Numbers

For Students 4th - 6th
In this decimal comparison worksheet, students insert the greater than, lesser than or equal to symbol between decimal pairs and rearrange digits in numbers as instructed.
Assessment
1
1
Balanced Assessment

Larger, Smaller, In-Between I

For Students 9th - 12th Standards
Determine the level of understanding of decimal and fraction values within your classes with a resource that provides pupils with opportunities to practice with decimal and fraction concepts. 
Interactive
CK-12 Foundation

Comparing Equation of Parallel and Perpendicular Lines: Parallel and Perpendicular Lines

For Students 9th - 11th Standards
It seems perpendicular lines have slopes which follow a specific rule. Scholars use an interactive to investigate this rule by moving a pair of lines on a coordinate plane. They find that perpendicular lines have slopes that are opposite...
Worksheet
Curated OER

Subtracting Decimals

For Students 4th - 5th
In this subtracting decimals worksheet, learners solve 10 problems in which decimal numbers to the hundredths place are subtracted, sometimes with regrouping. The problems are already properly written with decimal points aligned.
Lesson Plan
Curated OER

Math for the Frontier

For Teachers 3rd - 5th
Make history come to life by using the Frontier House series to engage students in the past. Your class will "prepare" for a trip to 1833 Montana. They will learn about homesteading, frontier life, inflation, and cost of living. Using...
Worksheet
Open Text Book Store

Arithmetic for College Students: Worksheets

For Students 5th - 7th Standards
Loaded with concepts ranging from multiplying decimals to converting units to solving problems using the order of operations, a thorough practice packet is perfect for a fifth or sixth grade math classroom.
Lesson Plan
Curated OER

Smaller Than One

For Teachers 5th - 7th
Students examine how to convert fractions into decimals and percents. They work with base ten blocks and a worksheet to color in parts of 100 and renaming the parts as decimals and fractions.
Worksheet
Curated OER

Decimal Problems

For Students 5th - 6th
In this decimals worksheet, students solve 18 different types of problems that include both decimals and non-decimals. First, they subtract the measurement problems given both in metric units and in US units. Then, students subtract the...
Activity
5280 Math

Decimal Patterns

For Teachers 8th - 10th Standards
Find patterns in the process instead of the result. Learners convert series of decimals and fractions identifying patterns along the way. The lesson includes nine problem tasks with progressively more involved patterns.
Activity
1
1
Oregon Department of Education

Building Number Sense

For Teachers Pre-K - 1st Standards
It's never too early to begin a child's math education. This collection of fun hands-on activities engage youngsters in building their number sense as they learn how to count objects, identify numerals, compare amounts, and much more.
Lesson Plan
National Research Center for Career and Technical Education

Business Management and Administration: Compound Interest - A Millionaire's Best Friend

For Teachers 6th - 12th Standards
Many math concepts are covered through this resource: percentages, decimals, ratios, exponential functions, graphing, rounding, order of operations, estimation, and solving equations. Colorful worksheets and a link to a Google search for...
Lesson Plan
Curated OER

Repeating Decimal as Approximation

For Teachers 6th - 9th Standards
You are used to teaching repeating decimals with bar notation that keeps us from writing that number over and over again; now teach what the over and over again represents. This activity allows your mathematicians to explore the infinite...
Unit Plan
Houghton Mifflin Harcourt

Integers, Opposites, Absolute Value

For Teachers 5th - 7th Standards
Straight from the pages of a math textbook, this three-lesson series introduces young mathematicians to the world of integers. Starting with a definition of integers and their applications in the real world, this resource goes on to...
Worksheet
Curated OER

Hands On: Relate Fractions, Decimals, and Money

For Students 3rd - 4th
In this fractions worksheet, students solve 6 problems in which a story that compares two amounts of money is first read. Students determine which amount is greater. Students will be comparing decimals with fractions.
Worksheet
Curated OER

Compare Fractions and Decimals

For Students 4th - 6th
In this fractions and decimals worksheet, students put the fraction and decimal on the number-line and then compare them using the correct symbol. Students complete 10 problems.
Worksheet
Curated OER

Which Decimal Is Larger?

For Students 3rd - 6th
For this on-line math worksheet, students complete 10 multiple choice questions where they choose the larger or smaller of two decimals. Students can check their answers at the end of the worksheet.
Lesson Plan
Curated OER

Introduction to Decimals

For Teachers 5th - 6th
In this math worksheet, students are introduced to decimals by first studying pattern blocks showing a number with tens, ones and tenths. Students locate decimals on number lines and rulers and shade decimal pictures. Students compare...
Worksheet
Curated OER

Compare Percent and Decimals

For Students 4th - 6th
In this comparing percents and decimals activity, students complete 5 problems comparing and writing which is more. Work space and answers are provided.