Math Problem Statement

Work out 1 3/4 ÷ 1/5. Give your answer as a fraction in its simplest form.

Solution

Let's solve the given expression:

We are asked to work out 134÷151 \frac{3}{4} \div \frac{1}{5} and provide the answer as a fraction in its simplest form.

Step 1: Convert the mixed number to an improper fraction

The mixed number 1341 \frac{3}{4} can be converted to an improper fraction. To do this: 134=(1×4)+34=4+34=741 \frac{3}{4} = \frac{(1 \times 4) + 3}{4} = \frac{4 + 3}{4} = \frac{7}{4}

Step 2: Perform the division

We now need to divide 74\frac{7}{4} by 15\frac{1}{5}. Dividing fractions involves multiplying by the reciprocal of the second fraction: 74÷15=74×51=7×54×1=354\frac{7}{4} \div \frac{1}{5} = \frac{7}{4} \times \frac{5}{1} = \frac{7 \times 5}{4 \times 1} = \frac{35}{4}

Final Answer

The result of the division is 354\frac{35}{4}, which is already in its simplest form.

Would you like a detailed breakdown of any step?

Here are 5 follow-up questions related to the problem:

  1. How do you convert mixed numbers to improper fractions?
  2. Why do we multiply by the reciprocal when dividing fractions?
  3. Can the fraction 354\frac{35}{4} be expressed as a mixed number?
  4. What are some common mistakes when dividing fractions?
  5. How do you simplify complex fraction expressions?

Tip: When dividing fractions, always remember to flip (find the reciprocal of) the second fraction and then multiply.

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Math Problem Analysis

Mathematical Concepts

Fractions
Division of Fractions
Improper Fractions

Formulas

Convert mixed numbers to improper fractions: a b/c = (a * c + b) / c
Division of fractions: a/b ÷ c/d = a/b * d/c

Theorems

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Suitable Grade Level

Grades 5-7