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Common Core Sheets

Common Core Sheets: Number and Operations in Base Ten 5.nbt.7 Worksheets

For Teachers 5th Standards
Teachers can assess students' knowledge of adding, subtracting, multiplying, and dividing decimals to hundredths with these printable worksheets. You can even create your own worksheet or flashcards.
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Khan Academy

Khan Academy: Multiplying and Dividing Decimals by 10, 100, and 1000

For Students 3rd - 5th Standards
In this exercise, students practice multiplying and dividing decimals by 10, 100, and 1000. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Handout
Homeschool Math

Homeschool Math: Multiply and Divide Decimals by 10, 100, and 1000

For Students 5th - 6th Standards
Lesson includes a video & examples showing the common shortcut for multiplying & dividing decimals by powers of ten. [7:59] Provides exercises and word problems for practice.
Study Guide
Khan Academy

Khan Academy: Naming and Ordering Numbers Lesson

For Students 1st - 9th
Get ready for your Praxis Core Math test with this lesson over naming and ordering numbers. You will review the skills being tested for this topic and complete practice problems.
Handout
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Really Big and Small Numbers

For Students 9th - 10th Standards
Find a quick, concise explanation of the names of large numbers all listed in a table. Other interesting tidbits of information about the names of larger numbers are also included. Names of decimals numbers are also included at the end...
Unit Plan
CK-12 Foundation

Ck 12: Measurement: Metric Unit Length Conversions

For Students 6th
[Free Registration/Login may be required to access all resource tools.] Convert metric units of length and round to a given place value.
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Illustrative Mathematics

Illustrative Mathematics: 4.nf How Many Tenths and Hundredths?

For Teachers 3rd - 5th Standards
Finish the equations to make true statements. The student must really think to encode the quantity in positional notation. Aligns with 4.NF.C.5.
Activity
AAA Math

Aaa Math: Subtracting Decimals

For Students 9th - 10th
This personal site explains how to subtract decimals of the tenths place value. Includes games to practice this skill.
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McGraw Hill

Glencoe: Self Check Quizzes 1 Rounding Decimals

For Students 5th - 6th
Use Glencoe's randomly generated self-checking quiz to test your knowledge of rounding decimals. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It" button...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Estimation of Square Roots

For Students 7th
[Free Registration/Login may be required to access all resource tools.] Approximate square roots to the nearest given decimal place
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Application Magazine

Aplicaciones: Numeros Decimales

For Students 3rd - 8th Standards
Test your knowledge of decimal numbers. Final score will be given in each section.
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Application Magazine

Aplicaciones: Transformaciones

For Students 3rd - 8th Standards
Find out how well you know the decimal system. Final score will be given in each section.
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Lesson Tutor

Lesson Tutor: Comparing Decimals

For Students 4th - 6th Standards
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.
Interactive
Other

Interactive Learning Sites for Education: Decimals

For Students 4th - 6th
A large collection of links to interactive activities and games on the topic of decimals.
Handout
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Rounding Decimals

For Students 5th - 6th Standards
Find a quick, concise explanation of how to round decimals. An example is given and clearly explained.
Website
PBS

Pbs Learning Media: How Many Rails for the Detour?

For Students 6th - 8th
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.
Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Percents Are Ratios

For Students 3rd - 8th Standards
This Math Page tutorial explains how percents are ratios and then features a practice exercise.
Activity
Lawrence Hall of Science

The Math Page: Skill in Arithmetic: Multiplying and Dividing by Powers of 10: The Meaning of Percent

For Students 3rd - 8th Standards
This excellent math resource explains and defines the meaning of percent. Multiplying and dividing by a power of 10 is incorporated as a preview to understanding scientific notation.
Unit Plan
Khan Academy

Khan Academy: Practice: Decimals in Expanded Form

For Students 5th - 6th Standards
Questions are provided to review decimals in expanded form. Immediate feedback is given and hints or a video are available if needed.
Handout
Khan Academy

Khan Academy: Practice: Decimals in Expanded Form Review

For Students 5th - 6th Standards
Review how to write decimals in expanded form, then attempt some practice problems.
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Application Magazine

Aplicaciones: Examen De Decimals No. 1

For Students 3rd - 8th Standards
Take this test to test your knowledge of: decimal place value, addition and subtraction of decimals. Final score will be given at the end.
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Math Slice

Math Slice: Rounding: Math Worksheets

For Students 3rd - 7th Standards
This tool allows you to create worksheets where students must round whole numbers or decimal numbers to various place value positions.
Interactive
Calculator Soup

Calculator Soup: Rounding Numbers Calculator

For Students 9th - 10th
Rounding calculator teaches how to round numbers up or down to any decimal place. Choose ones to round a number to the nearest dollar. Choose hundredths to round an amount to the nearest cent.
Interactive
Calculator Soup

Calculator Soup: Round to Nearest Multiple Calculator

For Students 9th - 10th
Use this rounding calculator to round a number to the nearest multiple. You can round a number up or down to the nearest 2, 4, 5, 10, 50, etc. You can also round to the nearest tenth, hundredth, thousandth, etc. multiple in a decimal place.

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