Dividing Decimal Fractions: Dividing Decimals: Four Different Outcomes
This clip presents four different outcomes that may occur when dividing decimals: The first possibility is that the division comes out even "just as it stands, with no remainder." The second possibility is that the division comes out even only after...
Dividing Decimal Fractions: Changing the Decimal Divisor to a Whole Number
This clip states that "mathematicians never divide by decimals. If the divisor is a decimal, they change it to a whole number." The clip then explains how this is done, with the divisor multiplied by some power of ten to become a whole number and th...
Dividing Decimal Fractions: Summary: Dividing Decimal Fractions
This clip summarizes dividing decimal fractions, explaining that, "
in any division problem involving decimals, the first step is to make sure the quotient is a whole number." The clip explains how that is done, then notes that "
we place the deci...
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.