What is 15 divided by 1/3?
Understand the Problem
The question is asking for the result of dividing the number 15 by the fraction 1/3. To solve this, we will multiply 15 by the reciprocal of 1/3, which is 3.
Answer
$45$
Answer for screen readers
The final answer is $45$.
Steps to Solve
-
Identify the reciprocal of the fraction
To divide by a fraction, we can multiply by its reciprocal. The reciprocal of $\frac{1}{3}$ is $3$. -
Set up the multiplication
Now we can rewrite the division of $15$ by the fraction $\frac{1}{3}$ as a multiplication problem:
$$ 15 \div \frac{1}{3} = 15 \times 3 $$ -
Perform the multiplication
Next, we perform the multiplication to find the answer:
$$ 15 \times 3 = 45 $$
The final answer is $45$.
More Information
Dividing by a fraction is equivalent to multiplying by its reciprocal. This rule can simplify many arithmetic problems involving fractions.
Tips
- Confusing division by a fraction with simple division, which can lead to incorrect results. Remember to always multiply by the reciprocal when dividing by a fraction.
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