DIVISION: Problem 2

Rule 16: To divide three or more fractions, complete the following three steps.

1.
Change the tex2html_wrap_inline81 signs to tex2html_wrap_inline83 sign and invert the fractions to the right of the signs.
2.
Multiply the numerators.
3.
Multiply the denominators.
4.
Reduce the results. (See Rule 10)
a.
Factor the product of the numerators.
b.
Factor the product of the denominators.
c.
Look for the fractions that have a value of 1.

Problem 2: Calculate tex2html_wrap_inline85 and reduce your answer.

Answer: The answer is 1.

Solution: Convert the whole number to a fraction so that the problem

displaymath87

can be written

displaymath89


Change the division signs to multiplication signs and invert the fractions to the right of the signs.

displaymath91

Multiply the numerators and the denominators, but leave them in factored form.

displaymath93

Factor the numerator and the denominator and look for the fractions that have a value of 1.

displaymath95

Check: Now prove to yourself with your calculator that your answer is correct. Use the following steps on your calculator: tex2html_wrap_inline97 If the answer is 1, you have successfully worked this problem.

[Previous Problem] [Next Problem] [Menu Back]

S.O.S MATHematics home page

Do you need more help? Please post your question on our S.O.S. Mathematics CyberBoard.

Author: Nancy Marcus

Copyright 1999-2017 MathMedics, LLC. All rights reserved.
Contact us
Math Medics, LLC. - P.O. Box 12395 - El Paso TX 79913 - USA
users online during the last hour