Dividing Whole Numbers, Part 1: Summary: Dividing Whole Numbers, Part One
This clip summarizes the key points in Part 1 of Dividing Whole Numbers, including the introduction of the terms dividend, divisor and quotient. It then explains that division was introduced in two different ways: as a shortcut for repeated subtract...
Dividing Whole Numbers, Part 2: Partial Quotients and Multiples of Ten
This clip explains how understanding and learning powers of ten and learning multiples of ten can reduce the number of partial quotients needed to solve a division problem.
Dividing Whole Numbers, Part 1: Rules of Division
This clip explains 4 rules of division, including never dividing by zero; zero divided by a non-zero number equals zero; any number divided by one equals that number; and, any non-zero number divided by itself equals 1.
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...
Dividing Signed Numbers: Dividing Positive by Negative and Negative by Positive
This clip explains that, when dividing signed numbers, if the divisor and dividend have different signs, the quotient is negative.