Khan Academy
Khan Academy: Decimals in Expanded Form
Practice converting decimals between standard form and expanded form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Decimals in Written Form Review
Features a review of how to write decimals in written form, then provides practice.
Khan Academy
Khan Academy: Round Decimals
Round decimals and whole numbers to the nearest thousand, hundred, ten, one, tenth, or hundredth. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Expressing an Equivalent Decimal Ending in Zero to Thousandths
[Free Registration/Login may be required to access all resource tools.] The video describes how to add zeros as place holders at the end of a decimal to make an equivalent decimal out to the thousandths place value in this example.
Illustrative Mathematics
Illustrative Mathematics: 6.ns Multiplication, Division and Place Value, Part 1
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.
Khan Academy
Khan Academy: Round Decimals Using a Number Line
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.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Add Whole Numbers, Add Decimals
This website explains and defines adding whole numbers and decimals. Content explores addition with regrouping and how to align numbers in a written calculation. There are even practice problems at the end of the lesson.
Math Is Fun
Math Is Fun: Compare Decimal Numbers 0 to 1
Score points as you compare the value of two given decimals by choosing the correct symbol: less than, greater than, or equal.
PBS
Pbs: Logical Leaps: Fractions, Mixed Numbers, and Decimals on the Number Line
In this interactive, students use logic to solve three riddles involving a frog jumping contest and then place the contestants' jumps at the correct points on the number line. Numbers are randomized so that the frogs' placements on the...
abcteach
Abcteach: Teach: Decimals
[Free Registration/Login Required] Educators can generate worksheets for primary or elementary grades that focus on decimal addition, subtraction and fraction practice. Worksheets include graphics and answer key.
Lesson Tutor
Lesson Tutor: Comparing Decimals
This site is an online lesson plan and practice problems for students learning how to compare two decimal values are provided here. A detailed explanation of both the methods and the practice questions are provided for easy understanding.
CK-12 Foundation
Ck 12: Elem Math: Expressing Decimals in Hundredths
[Free Registration/Login may be required to access all resource tools.] The video describes how to express a number in hundredths by moving the decimal to the right. The video is followed by additional problems for students to practice...
CK-12 Foundation
Ck 12: Elem Math: Expressing Decimals in Thousandths
[Free Registration/Login may be required to access all resource tools.] The video describes how to express a number in thousandths by moving the decimal to the right. The video is followed by additional problems for students to practice...
CK-12 Foundation
Ck 12: Elem Math: Expressing Decimals in Tenths
[Free Registration/Login may be required to access all resource tools.] The video describes how to express a number in tenths by moving the decimal to the right. The video is followed by additional problems for students to practice the...
The Math League
The Math League: Percent & Probability
This tutorial gives definitions and examples of percents and probability and covers percent as a fraction and percent as a decimal.
Knowledge Share
Super Kids: Rounding Numbers Worksheet Creator
Create your own math facts worksheets for rounding numbers. Problems can positive and negative numbers and decimal values. The user inputs the maximum and minimum values of the numbers to be used, makes decisions about negatives and...
PBS
Pbs Learning Media: How Many Rails for the Detour?
The CyberSquad adds decimals to figure out how many rails they need to build a detour that will help them go around a mountain in this Cyberchase video segment.
PBS
Pbs Learning Media: Logical Leaps: Fractions, Mixed Numbers, and Decimals on the Number Line
In this interactive, students use logic to solve three riddles involving a frog jumping contest and then place the contestants' jumps at the correct points on the number line. Numbers are randomized so that the frogs' placements on the...
PBS
Pbs Learning Media: Logical Leaps: Fractions, Mixed Numbers, and Decimals on the Number Line
n this interactive, students use logic to solve three riddles involving a frog jumping contest and then place the contestants' jumps at the correct points on the number line.
Alabama Learning Exchange
Alex: Decimal War
Students will use base 10 manipulatives to build models of decimal numbers. Students will compare decimal numbers. This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS Project funded by the Malone...
PBS
Pbs Learning Media: Rounding to Whole Numbers
This interactive lesson focuses on using what you know about number lines and rounding from the tenths place to make decimals whole numbers and then asks you to explain your reasoning to show comprehension.
Quia
Ixl Learning: What Is a Decimal?
Brush up on your math skills pertaining to decimals then try some practice problems to test your understanding.
PBS
Pbs Learning Media: How Far to Wells Road?
In this Cyberchase video segment, Bianca drives to visit her friend, but learns that she has incorrectly added decimal amounts, so she ends up at the wrong location.
Alabama Learning Exchange
Alex: Are Your Numbers Round?
Students will use a variety of activities and games to learn how to round numbers.This lesson plan was created as a result of the Girls Engaged in Math and Science, GEMS Project funded by the Malone Family Foundation.