Multiplying Decimals: Exercises in Multiplying Decimals
This clip reviews the basic rules for multiplying decimals, then provides practice problems requiring the student to locate the decimal point. The clip also notes that, " our rule for decimals is based on the rule for e..
Multiplying Decimals: Multiplying Decimals by Powers of Ten
This clip explains what it calls "a handy shortcut" that works when multiplying by powers of ten. "To multiply a decimal number by 10, move the decimal point one place to the right. To multiply by 100, move it two places..
Multiplying Decimals: Rules for Multiplying Decimals
This clip explains the basic rules for multiplying decimals, stating that the first step is to multiply the numbers as if they were whole numbers, and then count up the number of digits to the right of the decimal point ..
Multiplying Decimals: Summary: Multiplying Decimals
This clip summarizes multiplying decimals through a review of key points introduced in the lesson. These include the rule for multiplying two or more decimals, a shortcut for multiplying decimals by powers of 10, and an ..
Multiplying Fractions: Multiplying Fractions With Numerators Other Than One
This clip explains what it calls the basic rule for multiplying fractions, which works for any number of fractions. The clip says to multiply all the numerators to get the numerator of the answer, and to do the same with..
Multiplying Fractions: Multiplying Fractions and Canceling
This clip explains that, " .when we multiply together two or more fractions, and the same number appears in a numerator and a denominator we are allowed to divide through or 'cancel' in both places." The clip concludes..
Multiplying Fractions: Multiplying Fractions by Fractions
This clip explains that before we address the topic of multiplying two fractions, we need to remind ourselves of one important use of multiplication. It then offers two examples of multiplication being used to determine ..
Multiplying Fractions: Multiplying Fractions by Whole Numbers
This clip explains what it calls the first rule for multiplying a whole number by a fraction. The answer will be a fraction with a numerator and a denominator. The denominator will be the same as the denominator of the o..
Multiplying Fractions: Multiplying Fractions: Three Problems
This clip provides three practical problems to demonstrate when the ability to multiply fractions is useful. One example involves figuring out the area of a park. The clip points out that this type of problem is approach..
Multiplying Fractions: Multiplying Mixed Numbers
This clip explains that, to multiply mixed numbers, " change your mixed numbers to improper fractions and proceed exactly as before." If the answer is an improper fraction, the clip says to , " change it back to a mixe..