Curated OER
Finding Unit Ratios
Duane Habecker demonstrates how he determines the unit ratio for each stick in a pack of gum. He does do a good job defining what a unit ratio is, but fails to follow through on explaining why the denominator needs to be equal to 1 and...
Curated OER
Dividing Whole Numbers by Decimals
Divide a whole number by a decimal, is that possible? Oh it's possible all right, and not that hard if you have a little help. Duane provides extra support by showing learners how to move a decimal in order to divide by a decimal number....
Curated OER
Changing Fractions Into Decimals
If your learners are in need of some assistance remembering the procedure necessary to change a fraction into a decimal, then they're in luck. This math tutorial will provide them with a quick, clear, and easy-to-follow example showing...
Curated OER
Changing Decimals into Percents
Apparently all you need to know when converting a decimal into a percent, is that the decimal moves over two places. Watch how tutor Duane simply makes the decimal point jump in order to convert a decimal into a percent.
Curated OER
Changing Decimals Into Fractions
This simplistic explanation describes how to change a decimal into a fraction. The tutor does a good job explaining that the place value of the decimal determines the number needed in the denominator, but reduces each fraction with out...
Curated OER
How Do You Add Decimals?
Need a review for adding decimals? Make sure to line up the decimals, write in zeros for placeholders, add the numbers, bring down the decimal. There you have it.
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Multiplication 8: Multiplying Decimals
This video shows how to multiply two decimals. Practice problems are available. [3:47]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Dividing a Decimal by a Power of 10
This video shows how to divide a decimal by a power of ten. Practice problems are available. [3:18]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Decimals on a Number Line
This video shows how to locate and plot a decimal number on a number line. Practice problems are available. [1:39]
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Converting Fractions to Decimals
This video shows how to convert from a fraction to a decimal. Practice problems are available. [2:17]
CK-12 Foundation
Ck 12: Elem Math: Overview of Rounding Decimal Numbers
[Free Registration/Login may be required to access all resource tools.] The video explains using money how to round decimals to the nearest whole number rounding up and rounding down.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting Decimals Word Problems
[Free Registration/Login may be required to access all resource tools.] This is a video that shows how to solve both an addition and subtraction problem with decimals.
Sophia Learning
Sophia: Dividing Two Digit Numbers by Two or Three Digit Numbers: Lesson 19
This video demonstrates division of two digit numbers by two or three digital numbers. This lesson is 19 of 19 in the series titled "Dividing Two Digit Numbers by Two or Three Digit Numbers."
Sophia Learning
Sophia: Mixed Numbers
This lesson will introduce mixed numbers, fractions, decimals and percents. The video describes how to convert mixed numbers, fractions, decimals and percents, and includes real-world practice problems.
Khan Academy
Khan Academy: Multiplying Decimals: Multiplication 8: Multiplying Decimals
This video shows how to multiply decimals.
Planet Nutshell
Planet Nutshell: Math Shorts: Converting Rational Numbers
Planet Nutshell Math Shorts provide animated videos that explain various math topics. On this site students learn about converting rational numbers between fraction and decimal form.
Khan Academy
Khan Academy: Negative Decimals on the Number Line
The video provides examples that require us to interpret a number line in order to locate where our positive and negative decimals should be placed.
Virtual Nerd
Virtual Nerd: What Are Trailing Zeros?
Watch this video tutorial to learn about the zeros that come at the end of a decimal number. [2:04]
Virtual Nerd
Virtual Nerd: What Is a Repeating Decimal?
Learn about repeating decimals in this video tutorial. [5:09]
Virtual Nerd
Virtual Nerd: What Is a Terminating Decimal?
Did you know that all terminating decimals can be rewritten as fractions? Watch this video tutorial to learn about terminating decimals and see some examples. [3:41]
Virtual Nerd
Virtual Nerd: What Is Place Value?
This video tutorial introduces the term place value and shows some of the most seen place values. [6:47]
Virtual Nerd
Virtual Nerd: How Do You Turn a Percent Into a Fraction?
View this tutorial to see how to convert a percent to a fraction, then practice reducing it to its simplest form. [5:39]
Virtual Nerd
Virtual Nerd: How Do You Use an Equation to Find a Whole?
Video tutorial shows how to use a percent equation to find a percent of a number. [5:09]
Khan Academy
Khan Academy: Plotting Decimal Numbers on a Number Line
Sal demonstrates how to find decimals with hundredths on a number line. [4:07]