MULTIPLICATION: Problem 2
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 2: Multiply .
Answer. Convert the -7 to the simple fraction and rewrite the problem as
Multiply the numerators, multiply the denominators and reduce the resultant fraction
The fraction cannot be reduced.
The answer to this problem is .
The fraction can also be expressed as or .
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