MULTIPLICATION: Problem 5

Rule 12: To multiply a whole number and a fraction, complete the following steps.

1.

Convert the whole number to a fraction. (See Rule 8)

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 5: Reduce tex2html_wrap_inline42 .

Answer. The answer is .

Solution. There is an odd number of minus signs, so the answer will be negative. Factor the numerator, factor the denominator, and locate the fraction or fractions with a value of 1.

You can check the solution with your calculator.

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Author: Nancy Marcus