Dividing Decimal Fractions: Placing the Decimal Point in the Quotient
This clip reviews the concept of changing divisors that are decimals into whole numbers. The clip then poses the following question: "(Once that's done) where do we put the decimal point of the answer, the quotient?" The clip then explains that "
t...
Dividing Decimal Fractions: Figuring to a Given Number of Decimal Places
This clip explains how to approach division of decimals when accuracy is expected to a given number of decimal places. "However many decimal places you want," the clip states, "
if rounding off is required, you must figure out one more and then rou...
Dividing Decimal Fractions: Shortcut For Dividing by Powers of Ten
This clip explains that dividing decimals by powers of ten is very much like multiplying them by powers of ten, except that the decimal moves to the left rather than to the right.
Fluid Volume: Practical Problems: Converting Between Metric and U.S. Customary Systems
This clip provides practical problems that are solved by converting between metric and U.S. units. The problems include figuring out a hospital's requirements for antiseptic solution, the capacity of an automobile's gas tank, the amount of cough syr...
Fluid Volume: Metric Units of Fluid Volume
This clip includes a number of metric conversion problems. The clip explains that, although there are 6 equivalences for fluid volume in the Metric System, '
we'll only use the one that contains the common metric units 'liter' and 'milliliter'."
Changing Fractions to Decimals: Changing Fractions to Decimals
This clip explains that changing fractions to decimals is quite different from changing decimals to fractions. It takes us through the process of dividing the numerator by the denominator and asks the question: "How accurate do we want the answer? D...
Changing Fractions to Decimals: Summary: Changing Fractions to Decimals
This clip begins by reminding the student that it's important to be able to change back and forth between decimals and fractions. It then talks about how we change from decimals to fractions, reminding the student that, "
all we do is rewrite (the ...
Changing Fractions to Decimals: Getting Used to Working With Fractions Converted to Decimals
This clip provides a problem in which the student is asked to change a fraction to its decimal form. The clip also notes that, "
it's a good idea to learn the decimal equivalents of the fractions we work with most often: one-half, one-third, and so...
Changing Fractions to Decimals: Changing Decimals to Fractions
This clip explains that if a decimal has 1 digit to the right of the decimal point, "
we can think of it as a fraction with the denominator of 10
.If a decimal has 2 digits to the right of the decimal point, we can think of it as a fraction with t...
The Meaning of Percentage: Changing Fractions to Percents and Percents to Fractions
This clip explains that the easiest way to understand percent is to think of it as a proportion. The clip notes that this allows us to change fractions to decimals, and provides examples of how this is done. The clip then reverses the process and ex...