Math 99
Course Objectives to be assessed on Test IV

• Find the prime factorization of any monomial.
• Reduce a fraction by factoring and canceling common factors.
• Understand that you can not cancel common terms of a fraction.
   
• Find the reciprocal of any number.
• Know what "mixed numbers" and "improper fractions" are.
• Write a mixed number as an improper fraction.
   
• Multiply and divide fractions.
      -  Know why you do NOT need an LCD to multiply or divide fractions.
• Make fractions "like" by finding an LCD (least common denominator)
• Add and subtract fractions.
      -  Know why you DO need an LCD to add or subtract fractions.
• Evaluate and simplify variable expressions when the variables are fractions.
   
• Solve equations with fractions by "clearing the fractions"  (multiplying both sides of the equation by the LCD)
• Check a fractional solution to an equation.
• Solve word problems that involve fractional quantities.