Curated OER
How Do You Turn a Decimal Into a Percent?
Multiply a decimal number by 100 to get a percent number. Or take a shortcut and merely move the decimal point two places to the right. But don't forget to write the percent sign after you move the decimal. Otherwise it's just a number...
Corbett Maths
Multiplication by 10, 100 and 1000
Make multiplication seem 10 times simpler. Viewers of a short educational video see how to multiply values by 10, 100, and 1,000 by moving the decimal point. Examples in the video cover both whole numbers and decimals.
Khan Academy
Decimal to Simplified Fraction, Decimals, Pre-Algebra
This video demonstrates how to write a decimal as a fraction and explains why it works. The concept is explained well and presented clearly and straightforwardly. Great for third or fourth graders.
Khan Academy
Dividing a Decimal by a Power of 10: Shortcut, Decimals, Pre-Algebra
Occasionally, in mathematics, there are "shortcuts" one can take. Sal explains a quick way to divide decimal numbers. He demonstrates that in some instances, simply shifting the decimal point to the left will result in a correct answer.
Khan Academy
Taking Percentages, Linear Equations, Algebra I
There are two percentage concepts covered in an informative video. The first is how to find a given percent of a given number; the second concept shows learners how to find a number when the percent is given. Sal finishes by...
Khan Academy
Khan Academy: Multiplying and Dividing Decimals by 10, 100, 1000
Learn about the patterns that develop when multiplying and dividing decimals by 10, 100, and 1000.
Math Mammoth
Math Mammoth: Multiply and Divide Decimals by 10, 100, and 1000: Part 2
In this lesson, students learn how to multiply and divide decimals by powers of ten. [5:31]
Math Mammoth
Math Mammoth: Multiply and Divide Decimals by 10, 100, and 1000
This video explains what multiplication or division of a decimal by 10, 100, and 1000 means in the context of a place value chart. [7:28]
Virtual Nerd
Virtual Nerd: How Do You Turn a Decimal Into a Percent?
See how easy it is to convert decimals into percents by watching this video tutorial. [3:41]