Unit Plan
Curated OER

Rational Number Project

For Teachers 4th - 6th Standards
Infuse your unit on fractions, decimals, and operations with a thorough module about rational numbers. With a teaching guide, learner examples, templates for instruction, and lesson rationale, the module is a solid way to...
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...
Unit Plan
PBS

Pbs: Logical Leaps: Adding Fractions and Decimals From 0 to 1 on the Vertical Number Line

For Students 6th - 8th
In this interactive, use logic to solve riddles involving flea circus high jumps. Then, add two consecutive jumps and place them on a vertical number line. This often requires you to find equivalent fractions with common denominators....
Unit Plan
Khan Academy

Khan Academy: Decimals on the Number Line: Hundredths

For Students 3rd - 5th
Practice finding decimal numbers on the number line. Decimals are limited to hundredths. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Decimals on a Number Line to Hundredths

For Students 4th - 5th
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to state the decimals to the hundredths place for given locations on a number line. Includes video demonstrating a...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Decimals on a Number Line to Tenths

For Students 3rd - 5th
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to state the decimals to the tenths place for given locations on a number line. Includes video demonstrating a sample...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identifying Decimals on a Number Line to Thousandths

For Students 4th - 5th Standards
[Free Registration/Login may be required to access all resource tools.] For this learning module, students are asked to state the decimals to the thousandths place for given locations on a number line. Includes video demonstrating a...
Unit Plan
Khan Academy

Khan Academy: Round Decimals Using a Number Line

For Students 4th - 6th Standards
Practice using a number line to round decimal numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimal Rounding on a Number Line

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Round decimals using a number line.
Unit Plan
PBS

Pbs: Logical Leaps: Rational Numbers on the Number Line

For Students 6th - 8th
In this interactive, use logic to solve riddles involving a wallaby jumping contest. Then, place each contestant's jump-a fraction, mixed number, or decimal between -5 and +5-at the correct point on the number line. Backward jumps are...
Unit Plan
PBS

Pbs: Logical Leaps: Fractions and Decimals From 0 to 1 on the Vertical Number Line

For Students 6th - 8th
In this interactive, use logic to solve riddles involving a flea-jumping contest. Place each contestant's jump, represented by either a fraction or a decimal in both feet and inches, at the correct point on the vertical number line....
Unit Plan
PBS

Pbs: Logical Leaps: Adding Fractions, Mixed Numbers, and Decimals on the Number Line

For Students 3rd - 5th
In this interactive, use logic to solve riddles involving a jumping frog contest. Add two consecutive jumps by one frog and place the jumps on the number line, finding equivalent fractions with common denominators to do so. Numbers are...
Unit Plan
PBS

Pbs: Logical Leaps: Adding Rational Numbers on the Number Line

For Students 6th - 8th
In this interactive, use logic to solve riddles involving a wallaby jumping contest. Add two consecutive jumps and place them on a number line, finding equivalent fractions and common denominators to do so. Backward jumps represent...
Unit Plan
Khan Academy

Khan Academy: Negative Decimals on the Number Line

For Students 5th - 7th Standards
Practice placing positive and negative decimal numbers on the number line. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
PBS

Pbs: Logical Leaps: Graphing Inequalities: Fractions and Decimals From 0 to 1

For Students 6th - 8th
In this interactive, use logic to solve three riddles involving high-jump performers in a flea circus. Then, using knowledge of inequalities, place the fleas in the appropriate range on a vertical number line. Numbers are randomized so...
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Decimal Rounding to Estimate Sums and Differences

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Estimate sums and differences by rounding decimals to whole numbers.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Comparison of Rational Numbers

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Compare and order rational numbers on a number line and by using inequality symbols
Unit Plan
PBS

Pbs: Who Won?: Comparing Decimals to the Thousandths Place

For Students 3rd - 5th
To figure out who won the race you have to compare their times. This interactive exercise focuses on using what you know about ordering decimals, number lines and rounding to the tenths place and then asks you to think about what numbers...
Unit Plan
PBS

Pbs: Rounding to Wholes, Tenths, and Hundredths

For Students 3rd - 5th Standards
On some nights only certain numbers can get in to the Number Line Party, what's a decimal to do? This interactive exercise combines activities here appear in two other Number-Line Party lessons and focuses on using what you know about...
Unit Plan
PBS

Pbs: Rounding to the Tenths Place

For Students 3rd - 5th
Only numbers with tenths can get in to the number line party, what's a decimal with hundredths to do? This interactive exercise focuses on using what you know about number lines and rounding to the tenths place and then asks you to think...
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Adding and Subtracting Money With Pictures in Columns

For Students 3rd - 5th
[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...