Multiplying Fractions: Summary: Multiplying Fractions
This clip summarizes multiplying fractions, touching on a number of the main rules that apply, revisiting the value of dividing through (or "canceling"), and finally discussing the conversion of mixed numbers to imperfect fractions and back again.
Multiplying Fractions: Multiplying Mixed Numbers
This clip explains that, to multiply mixed numbers, "Â…change your mixed numbers to improper fractions and proceed exactly as before." If the answer is an improper fraction, the clip says to , "Â…change it back to a mixed number, if you want to."
Adding Fractions With the Same Denominator: Proper Fractions, Improper Fractions and Mixed Numbers
This clip explains that improper fractions are those in which the numerator is larger than the denominator, while a proper fraction is one whose numerator is less than the denominator. The clip also explains that a mixed number is one which combines...
Adding Fractions with Different Denominators: Shortcut for Common Denominators, A
This clip explains a very simple rule: To add two fractions with different denominators, simply multiply through the first fraction by the denominator of the second, and multiply through the second fraction by the denominator of the first. This will...